1. 17-Hydroxyprogesterone
    17-Hydroxyprogesterone (17-OHP)
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  2. ABO and RH
    ABO blood groups and Rhesus (Rh) factor typing
    Setting
    Laboratory
    Assay format
    Slide agglutination test
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
  3. Alanine aminotransferase
    Alanine aminotransferase (ALT)
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  4. Albumin
    Albumin
    Kidney disease
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
    Setting
    Non-laboratory
    Assay format
    Dipstick
    Setting
    Laboratory
    Assay format
    Immunoturbidimetry
  5. Alkaline phosphatase
    Alkaline phosphatase (ALP)
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  6. Alphafetoprotein
    Alphafetoprotein (AFP)
    Hepatitis B virus (HBV) infection, Cancer
    Setting
    Laboratory
    Assay format
    Immunoassay
  8. Antibacterial susceptibility testing
    Manual techniques: Disk diffusion; Broth microdilution; Agar dilution; Gradient Diffusion
    Antibacterial susceptibility testing
    Meningitis
    Setting
    Laboratory
    Assay format
    Manual techniques
  9. Antibacterial susceptibility testing
    Antibacterial susceptibility testing
    Meningitis
    Setting
    Laboratory
    Assay format
    Automated systems
  10. Antibodies to HIV 1/2
    Antibodies to HIV 1/2 (anti-HIV 1/2)
    HIV infection, Primary immunodeficiency disorders (PIDs)
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Self-testing
    Setting
    Laboratory
    Assay format
    Immunoassay
    Particle agglutination
  11. Antibodies to Plasmodium spp.
    Antibodies to Plasmodium spp.
    Malaria
    Setting
    Laboratory
    Assay format
    Immunoassay
  12. Antibodies to Treponema pallidum
    Antibodies to Treponema pallidum
    Syphilis, Sexually transmitted infections (STIs)
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Immunoassay
  13. Antibodies to hepatitis B surface antigen
    Antibodies to hepatitis B surface antigen (anti-HBs)
    Hepatitis B virus (HBV) infection
    Setting
    Laboratory
    Assay format
    Immunoassay
  14. Antibodies to hepatitis C virus
    Antibodies to hepatitis C virus (anti-HCV)
    Hepatitis C virus (HCV) infection
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Self-testing
    Setting
    Laboratory
    Assay format
    Immunoassay
  15. Antibodies to hepatitis D virus
    Antibodies to hepatitis D virus (anti-HDV)
    Hepatitis B virus (HBV) infection, Hepatitis D virus (HDV) infection
    Setting
    Laboratory
    Assay format
    Immunoassay
  16. Antibodies to recombinant K39 antigen
    Antibodies to recombinant K39 (rK39) antigen
    Neglected tropical diseases, Visceral leishmaniasis (Kala-azar)
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
  17. Antifungal susceptibility testing
    Manual techniques: Broth microdilution; Disk diffusion; Gradient diffusion; Azole agar screening
    Antifungal susceptibility testing for yeasts and filamentous fungi
    Setting
    Laboratory
    Assay format
    Manual techniques
  18. Aspartate aminotransferase
    Aspartate aminotransferase (AST)
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  19. Aspergillus IgG antibody
    Aspergillus IgG antibody
    Aspergillosis
    Setting
    Laboratory
    Assay format
    Immunoassay
  20. Aspergillus antigen test
    Also known as Aspergillus galactomannan test
    Aspergillus antigen test
    Aspergillosis
    Setting
    Laboratory
    Assay format
    Lateral flow RDT
    Immunoassay
  21. BCR-ABL1 transcript detection and ABL1 transcript
    BCR-ABL1 transcript detection and ABL1 transcript
    Cancer
    Setting
    Laboratory
    Assay format
    NAAT
  22. Bacterial culture
    Bacterial culture
    Setting
    Laboratory
    Assay format
    Manual techniques
    Automated systems
  23. Blood crossmatching
    Blood crossmatching
    Setting
    Laboratory
    Assay format
    Tube agglutination test
  24. Blood culture
    Blood culture
    Meningitis, Septicaemia
    Setting
    Laboratory
    Assay format
    Manual techniques
    Automated systems
  25. Blood gases
    Individual components: Blood pH, Partial pressure of oxygen, Partial pressure of carbon dioxide, Oxygen saturation, Bicarbonate
    Blood gases
    Setting
    Laboratory
    Assay format
    Blood gas analyser
  26. Blood urea nitrogen
    Blood urea nitrogen (BUN)
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  27. Body fluids analysis
    Body fluids analysis
    Setting
    Laboratory
    Assay format
    Microscopic examination
  28. Bordetella pertussis nucleic acid amplification test
    Bordetella pertussis nucleic acid amplification test
    Vaccine-preventable diseases, Pertussis (Whooping cough)
    Setting
    Laboratory
    Assay format
    NAAT
  29. C-reactive protein
    C-reactive protein
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Lateral flow RDT
    Latex agglutination
    Immunoassay
  30. CD4 cell enumeration
    Point-of-care flow cytometry
    CD4 cell enumeration
    HIV infection
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
  31. CD4 cell enumeration
    CD4 cell enumeration
    HIV infection
    Setting
    Laboratory
    Assay format
    Flow cytometry
  32. Cerebrospinal fluid analysis
    Individual components: CSF White blood cell total count; CSF White blood cell differential count; CSF protein; CSF glucose
    Cerebrospinal fluid analysis
    Meningitis
    Setting
    Laboratory
    Assay format
    Several formats involved
  33. Cerebrospinal fluid culture
    Cerebrospinal fluid (CSF) culture
    Meningitis
    Setting
    Laboratory
    Assay format
    Manual techniques
  34. Chloride
    Chloride
    Setting
    Laboratory
    Assay format
    Ion-selective electrode
  35. Clostridioides difficile combined Glutamate Dehydrogenase antigen and toxins A and B
    Clostridioides difficile combined Glutamate Dehydrogenase antigen and toxins A and B
    Clostridioides difficile infection
    Setting
    Laboratory
    Assay format
    Lateral flow RDT
  36. Combined Mycobacterium tuberculosis nucleic acid amplification test and rifampicin and isoniazid resistance detection
    Combined Mycobacterium tuberculosis nucleic acid amplification test and rifampicin and isoniazid resistance detection
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Moderate-complexity automated NAAT
  37. Combined Mycobacterium tuberculosis nucleic acid amplification test and rifampicin resistance detection
    Combined Mycobacterium tuberculosis nucleic acid amplification test and rifampicin resistance detection
    HIV infection, Meningitis, Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Low-complexity automated NAAT
  38. Combined antibodies to HCV and HCV core antigen
    Combined antibodies to HCV and HCV core antigen
    Hepatitis C virus (HCV) infection
    Setting
    Laboratory
    Assay format
    Immunoassay
  39. Combined antibodies to HIV 1/2 - p24 antigen
    Combined antibodies to HIV 1/2 - p24 antigen (anti-HIV 1/2 - p24 Ag)
    HIV infection
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Immunoassay
  40. Combined antibodies to Treponema pallidum and HIV 1/2
    Combined antibodies to Treponema pallidum and HIV 1/2
    HIV infection, Syphilis, Sexually transmitted infections (STIs)
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
  41. Complete blood count
    Individual components: Total and differential white blood cell counts; Red blood cell count and indices, Platelet count, Haemoglobin, Haematocrit
    Complete blood count (CBC)
    Anaemia, Sickle cell disease (SCD), Septicaemia, Cancer
    Setting
    Laboratory
    Assay format
    Automated haematology analyser
  42. Creatinine
    Creatinine
    Kidney disease
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  43. Creatinine
    Individual components: Creatinine portable meter, test strips and associated calibrators and controls
    Creatinine
    Kidney disease
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
  44. Cryptococcal antigen
    Cryptococcal antigen
    HIV infection, Meningitis
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Latex agglutination
    Immunoassay
  45. Culture-based drug susceptibility testing of antituberculosis drugs
    Solid medium (Löwenstein–Jensen medium, Middlebrook 7H10 or 7H11 agar media)
    Culture-based drug susceptibility testing (DST) of antituberculosis drugs
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Manual techniques
  46. Culture-based drug susceptibility testing of antituberculosis drugs
    Liquid medium
    Culture-based drug susceptibility testing (DST) of antituberculosis drugs
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Automated systems
  47. Cytopathological examination
    The most commonly used stains are: Romanowsky stains (including Giemsa and Wright); Hematoxylin and Eosin (H&E); May-Grünwald Giemsa (MGG); Papanicolaou (PAP)
    Cytopathological Examination
    Setting
    Laboratory
    Assay format
    Microscopic examination
  48. D-Dimer
    D-Dimer
    Setting
    Laboratory
    Assay format
    Immunoassay
  49. Dengue virus nonstructural protein 1 antigen
    Dengue virus nonstructural protein 1 (NS1) antigen
    Neglected tropical diseases, Dengue, Arboviral diseases
    Setting
    Laboratory
    Assay format
    Immunoassay
  50. Direct Coombs Test
    Also known as Direct antiglobulin test
    Direct Coombs Test
    Setting
    Laboratory
    Assay format
    Haemagglutination
  51. Direct agglutination test for visceral leishmaniasis
    Direct agglutination test (DAT) for visceral leishmaniasis (VL)
    Neglected tropical diseases, Visceral leishmaniasis (Kala-azar)
    Setting
    Laboratory
    Assay format
    Tube agglutination test
  52. Direct bilirubin
    Direct bilirubin
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  53. Epidermal growth factor receptor gene mutation
    Epidermal growth factor receptor (EGFR) gene mutation
    Cancer
    Setting
    Laboratory
    Assay format
    NAAT
  54. Erythrocyte sedimentation rate
    Erythrocyte sedimentation rate (ESR)
    Setting
    Laboratory
    Assay format
    Westergren
  55. Estradiol
    Estradiol
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  56. Estrogen/progesterone receptors immunohistochemistry test
    ER/PR IHC test
    Cancer
    Setting
    Laboratory
    Assay format
    Microscopic examination
  57. Faecal immunochemical test
    Faecal immunochemical test (FIT)
    Cancer
    Setting
    Laboratory
    Assay format
    Latex agglutination immuneturbidimetry
  58. Ferritin
    Ferritin
    Setting
    Laboratory
    Assay format
    Immunoassay
  59. Fibrinogen activity
    Fibrinogen activity
    Setting
    Laboratory
    Assay format
    Coagulation analyser
  60. Follicle-stimulating hormone
    Follicle-stimulating hormone (FSH)
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  61. Fungal culture
    Fungal culture
    Setting
    Laboratory
    Assay format
    Manual techniques
    Automated systems
  62. Gamma-glutamyl transferase
    Gamma-glutamyl transferase (GGT)
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  63. Genus and species identification
    Genus and species identification
    Setting
    Laboratory
    Assay format
    Manual techniques
    Automated systems
  64. Giemsa stain
    Giemsa stain
    Chagas disease, Neglected tropical diseases, Malaria, Trypanosomiasis, Sleeping sickness, Leishmaniasis
    Setting
    Laboratory
    Assay format
    Microscopic examination
  65. Glucose
    Individual components: Glucose meter, test strips and associated calibrators and controls
    Glucose
    Diabetes mellitus
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
    Setting
    Non-laboratory
    Assay format
    Self-testing
  66. Glucose
    Glucose
    Diabetes mellitus, Meningitis
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
    Setting
    Non-laboratory
    Assay format
    Dipstick
  67. Glycated haemoglobin
    Glycated haemoglobin (HbA1c)
    Diabetes mellitus
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
    Setting
    Laboratory
    Assay format
    Immunoturbidimetry
  68. Gram stain
    Gram stain
    Meningitis
    Setting
    Laboratory
    Assay format
    Microscopic examination
  69. Group A Streptococcus antigen
    Group A Streptococcus antigen
    Streptococcal pharyngitis
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
  70. HCV core antigen
    HCV core antigen (HCVcAg)
    Hepatitis C virus (HCV) infection
    Setting
    Laboratory
    Assay format
    Immunoassay
  71. HCV nucleic acid amplification test
    Qualitative or quantitative
    HCV nucleic acid amplification test
    Hepatitis C virus (HCV) infection
    Setting
    Laboratory
    Assay format
    NAAT
  72. Haematocrit
    Haematocrit (Hct)
    Anaemia
    Setting
    Non-laboratory
    Assay format
    Microhaematocrit method
  73. Haemoglobin
    Individual components: Haemoglobinometer, test strips and associated controls
    Haemoglobin (Hb)
    Anaemia
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
  74. Haemoglobin
    Haemoglobin (Hb)
    Anaemia
    Setting
    Laboratory
    Assay format
    Automated haematology analyser
    Setting
    Non-laboratory
    Assay format
    Dipstick
  75. Haemoglobin A, S and C detection
    Haemoglobin A, S and C detection
    Sickle cell disease (SCD)
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
  76. Haemoglobin electrophoresis
    Haemoglobin electrophoresis
    Sickle cell disease (SCD)
    Setting
    Laboratory
    Assay format
    Capillary electrophoresis
  77. Haemoglobin solubility test
    Also known as Itano solubility test
    Haemoglobin solubility test
    Sickle cell disease (SCD)
    Setting
    Laboratory
    Assay format
    Manual techniques
  78. Hepatitis B e antigen
    Hepatitis B e antigen (HBeAg)
    Hepatitis B virus (HBV) infection
    Setting
    Laboratory
    Assay format
    Lateral flow RDT
    Immunoassay
  79. Hepatitis B surface antigen
    Hepatitis B surface antigen (HBsAg)
    Hepatitis B virus (HBV) infection
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Immunoassay
    Particle agglutination
  80. Hepatitis E virus nucleic acid amplification test
    Hepatitis E virus nucleic acid amplification test
    Hepatitis E virus (HEV) infection
    Setting
    Laboratory
    Assay format
    NAAT
  81. High-density lipoprotein
    High-density lipoprotein (HDL)
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  82. High-sensitivity troponin I
    High-sensitivity troponin I (hs-cTnI)
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Immunoassay
  83. High-sensitivity troponin T
    High-sensitivity troponin T (hs‑cTnT)
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Immunoassay
  84. Histopathological examination
    The most commonly used stains are: Hematoxylin and Eosin (H&E); Periodic Acid-Schiff (PAS); Masson's Trichrome; Gomori Methenamine Silver (GMS)
    Histopathological Examination
    Setting
    Laboratory
    Assay format
    Microscopic examination
  85. Histoplasma capsulatum antigen
    Histoplasma capsulatum antigen
    HIV infection
    Setting
    Laboratory
    Assay format
    Immunoassay
  86. Human chorionic gonadotropin beta-subunit
    Human chorionic gonadotropin beta-subunit (beta-hCG)
    Cancer
    Setting
    Non-laboratory
    Assay format
    Dipstick
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Latex agglutination
    Immunoassay
  87. Human epidermal growth factor receptor 2 immunohistochemistry test
    Human epidermal growth factor receptor 2 immunohistochemistry test
    Cancer
    Setting
    Laboratory
    Assay format
    Microscopic examination
  88. Human papillomavirus nucleic acid amplification test
    Human papillomavirus nucleic acid amplification test
    Sexually transmitted infections (STIs), Cancer
    Setting
    Laboratory
    Assay format
    NAAT
  89. IgM antibodies to dengue virus
    IgM antibodies to dengue virus
    Neglected tropical diseases, Dengue, Arboviral diseases
    Setting
    Laboratory
    Assay format
    Immunoassay
    Lateral flow RDT
  90. IgM antibodies to hepatitis E virus
    IgM antibodies to hepatitis E virus (anti-HEV IgM)
    Hepatitis E virus (HEV) infection
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Immunoassay
  91. IgM antibodies to zika virus
    IgM antibodies to zika virus
    Arboviral diseases, Zika virus infection
    Setting
    Laboratory
    Assay format
    Immunoassay
  92. IgM-specific antibodies to hepatitis B core antigen
    IgM-specific antibodies to hepatitis B core antigen (IgM anti-HBc)
    Hepatitis B virus (HBV) infection
    Setting
    Laboratory
    Assay format
    Immunoassay
  93. Immunofixation electrophoresis
    Also known as Immunosubtraction
    Immunofixation electrophoresis (IFE)
    Cancer
    Setting
    Laboratory
    Assay format
    Capillary electrophoresis
  94. Immunofixation electrophoresis
    Immunofixation electrophoresis (IFE)
    Cancer
    Setting
    Laboratory
    Assay format
    Gel electrophoresis
  95. Immunohistochemistry
    Immunohistochemistry (IHC)
    Setting
    Laboratory
    Assay format
    Microscopic examination
  96. Indian Ink
    Indian Ink
    HIV infection, Meningitis
    Setting
    Laboratory
    Assay format
    Microscopic examination
  97. Indirect Coombs test
    Also known as Indirect antiglobulin test
    Indirect Coombs test
    Setting
    Laboratory
    Assay format
    Haemagglutination
  98. Indirect bilirubin
    Indirect bilirubin is routinely calculated.
    Indirect bilirubin
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  99. Influenza A and B nucleic acid amplification test
    Influenza A and B nucleic acid amplification test
    Influenza A and B infection
    Setting
    Laboratory
    Assay format
    Low-complexity automated NAAT
    NAAT
  100. Interferon-gamma release assay
    Interferon-gamma release assay (IGRA)
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    ELISPOT assay
    Immunoassay
  101. Ionized calcium
    Ionized calcium
    Setting
    Laboratory
    Assay format
    Ion-selective electrode
  103. Kato-Katz faecal smear
    STH: Ascaris lumbricoides, Trichuris trichiura, Necator americanus and Ancylostoma duodenale. Schistosoma mansoni, S. japonicum, S. intercalatum, and S. mekongi.
    Kato-Katz faecal smear
    Neglected tropical diseases, Soil-transmitted helminthiases (STH), Schistosomiasis
    Setting
    Non-laboratory
    Assay format
    Microscopic examination
  104. Ketones
    Ketones
    Setting
    Non-laboratory
    Assay format
    Dipstick
  105. Kleihauer-Betke acid-elution test
    Kleihauer-Betke acid-elution test
    Setting
    Laboratory
    Assay format
    Microscopic examination
  106. Lactate
    Lactate
    Meningitis
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  107. Lactate dehydrogenase
    Lactate dehydrogenase (LDH)
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  108. Lactophenol cotton blue
    Lactophenol cotton blue
    Setting
    Laboratory
    Assay format
    Microscopic examination
  109. Lead
    Anodic stripping voltammetry (ASV) point-of-care test
    Lead
    Lead exposure and poisoning
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
  110. Leukemia immunophenotyping panel
    Individual components: CD10, CD19, CD45, CD34, CD7, CD33, CD117 (c-Kit), myelo­­­peroxidase, CD79a, Cytoplasmic CD3, HLA-DR, CD5, CD23 and CD43. [For four-colour fluorochrome cytometry]
    Leukemia immunophenotyping panel
    Cancer
    Setting
    Laboratory
    Assay format
    Flow cytometry
  112. Lipoarabinomannan antigen
    Lipoarabinomannan (LAM) antigen
    HIV infection, Tuberculosis (TB)
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
  113. Low-density lipoprotein
    While low-density lipoprotein (LDL) can be measured, it is routinely calculated.
    Low-density lipoprotein (LDL)
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  114. Luteinizing hormone
    Luteinizing hormone (LH)
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  115. Magnesium
    Magnesium
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  116. Measles IgG antibodies
    Measles IgG antibodies
    Measles, Vaccine-preventable diseases
    Setting
    Laboratory
    Assay format
    Immunoassay
  117. Measles IgM antibodies
    Measles IgM antibodies
    Measles, Vaccine-preventable diseases
    Setting
    Laboratory
    Assay format
    Immunoassay
  118. Measles nucleic acid amplification test
    Measles nucleic acid amplification test
    Measles, Vaccine-preventable diseases
    Setting
    Laboratory
    Assay format
    NAAT
  119. Meningitis nucleic acid amplification test multiplex panel
    PCR-based molecular tests
    Meningitis nucleic acid amplification test multiplex panel
    Meningitis
    Setting
    Laboratory
    Assay format
    NAAT
  120. Modified Acid-Fast stain
    Modified Acid-Fast stain
    Setting
    Laboratory
    Assay format
    Microscopic examination
  121. Mpox nucleic acid amplification test
    Real-time or conventional polymerase chain reaction (PCR)
    Mpox nucleic acid amplification test
    Mpox infection
    Setting
    Laboratory
    Assay format
    NAAT
  122. Mycobacterial culture
    Solid medium (Löwenstein–Jensen medium, Middlebrook 7H10 or 7H11 agar media). WHO recommended in 2025 WRDs (molecular techniques)
    Mycobacterial culture
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Manual techniques
  123. Mycobacterial culture
    Liquid medium
    Mycobacterial culture
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Automated systems
  124. Mycobacterium tuberculosis nucleic acid amplification test
    Mycobacterium tuberculosis nucleic acid amplification test
    HIV infection, Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Low-complexity manual NAAT
    Low-complexity automated NAAT
    Setting
    Laboratory
    Assay format
    Moderate-complexity automated NAAT
  125. Nucleic acid amplification test for detection of TB drugs resistance
    Nucleic acid amplification test for detection of TB drug resistance
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Low-complexity automated NAAT
  126. Nucleic acid amplification test for detection of TB drugs resistance
    First-line drug LPAs and second-line drug LPAs
    Nucleic acid amplification test for detection of TB drug resistance
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Line probe assays (LPAs)
  127. Nucleic acid amplification test for pyrazinamide resistance detection
    Nucleic acid amplification test for pyrazinamide resistance detection
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    High-complexity reverse hybridization NAAT
  128. Nucleic acid amplification test for rifampicin and isoniazid resistance detection
    Nucleic acid amplification test for rifampicin and isoniazid resistance detection
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Moderate-complexity automated NAAT
  129. Nucleic acid amplification test for rifampicin resistance detection
    Nucleic acid amplification test for rifampicin resistance detection
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Low-complexity automated NAAT
  130. Panel of immunohistochemical markers for diagnosis of hematologic malignancies
    Individual components: Ki67 antigen, CD45 leukocyte common antigen cell marker, BCL6, MUM1 transcription factor, c-MYC proto-oncogene protein, CD20 cell marker, CD5 cell marker, CD10 cell marker, BCL2, CD23 cell marker, CD79a cell marker, Cyclin D1, CD3 cell marker, CD15 cell marker, CD30, Terminal deoxynucleotidyl transferase (TdT), CD138/syndecan-1, Kappa/lambda light chain immunoglobulin, Paired box protein-5 (PAX5)
    Panel of immunohistochemical (IHC) markers for diagnosis of of hematologic malignancies
    Cancer
    Setting
    Laboratory
    Assay format
    Microscopic examination
  131. Panel of immunohistochemical markers for diagnosis of solid tumours
    Individual components: Desmin protein, Cytokeratin, pan-cytokeratin (AE1/AE3), S100 protein, Synaptophysin, Myogenin, Human chorionic gonadotropin (hCG) , Placental alkaline phosphatase (PLAP), Oct-3/4, Nanog protein, CD30, CD117 (c-kit) cell marker, Wilms tumour protein (WT1), Sal-like protein 4 (SALL4)
    Panel of immunohistochemical (IHC) markers for diagnosis of solid tumours
    Cancer
    Setting
    Laboratory
    Assay format
    Microscopic examination
  132. Papanicolaou stain
    Liquid-based cervical cytology
    Papanicolaou (Pap) stain
    Cancer
    Setting
    Laboratory
    Assay format
    Microscopic examination
  133. Parathyroid hormone
    The test is approved for both the second-generation (intact) and third-generation (bioactive or bio-intact) forms of the assay.
    Parathyroid hormone (PTH)
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  134. Partial thromboplastin time
    Also known as Activated partial thromboplastin time (APTT)
    Partial thromboplastin time (PTT)
    Setting
    Laboratory
    Assay format
    Coagulation analyser
  135. Peripheral blood film examination
    Peripheral blood film examination
    Sickle cell disease (SCD)
    Setting
    Laboratory
    Assay format
    Microscopic examination
  136. Phosphate
    Phosphate
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  137. Plasmodium spp.
    Stains: Giemsa or Wright-Giemsa
    Plasmodium spp.
    Malaria
    Setting
    Laboratory
    Assay format
    Microscopic examination
  138. Plasmodium spp. antigens
    Plasmodium spp. antigens: species-specific (PfHRP2, pLDH) or pan-malarial antigens (Pan-pLDH or aldolase)
    Plasmodium spp. antigens
    Malaria
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Immunoassay
  139. Platelet count
    Platelet count
    Setting
    Laboratory
    Assay format
    Automated haematology analyser
  140. Pneumocystis jirovecii nucleic acid amplification test
    Pneumocystis jirovecii nucleic acid amplification test
    HIV infection, Pneumocystis pneumonia
    Setting
    Laboratory
    Assay format
    NAAT
  141. Potassium
    Potassium
    Setting
    Laboratory
    Assay format
    Ion-selective electrode
  142. Potassium hydroxide stain
    Potassium hydroxide (KOH) stain
    Setting
    Laboratory
    Assay format
    Microscopic examination
  143. Primary immunodeficiency disorders immunophenotyping panel
    Individual components: CD3, CD4, CD8, CD19/CD20, CD16/56.
    Primary immunodeficiency disorders immunophenotyping panel
    Primary immunodeficiency disorders (PIDs)
    Setting
    Laboratory
    Assay format
    Flow cytometry
  144. Procalcitonin
    Procalcitonin
    Setting
    Laboratory
    Assay format
    Immunoassay
  145. Progesterone
    Progesterone
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  146. Prolactin
    Prolactin
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  147. Protein electrophoresis
    Protein electrophoresis (PEP)
    Cancer
    Setting
    Laboratory
    Assay format
    Capillary electrophoresis
    Gel electrophoresis
  148. Prothrombin time and international normalized ratio
    Prothrombin time and international normalized ratio (PT/INR)
    Setting
    Laboratory
    Assay format
    Coagulation analyser
  149. Qualitative Chlamydia trachomatis and Neisseria gonorrhoeae nucleic acid amplification test
    Multiplex NAAT
    Qualitative Chlamydia trachomatis and Neisseria gonorrhoeae nucleic acid amplification test
    Sexually transmitted infections (STIs), Chlamydial infection, Gonorrhoea
    Setting
    Laboratory
    Assay format
    NAAT
  150. Qualitative Glucose-6-phosphate dehydrogenase
    Qualitative Glucose-6-phosphate dehydrogenase (G6PD)
    Malaria
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
  151. Qualitative HIV nucleic acid amplification test
    Qualitative HIV nucleic acid amplification test
    HIV infection
    Setting
    Laboratory
    Assay format
    Low-complexity automated NAAT
    NAAT
  152. Qualitative dengue virus nucleic acid amplification test
    Qualitative dengue virus nucleic acid amplification test
    Neglected tropical diseases, Dengue, Arboviral diseases
    Setting
    Laboratory
    Assay format
    NAAT
  153. Quantitative HBV nucleic acid amplification test
    Quantitative HBV nucleic acid amplification test
    Hepatitis B virus (HBV) infection
    Setting
    Laboratory
    Assay format
    NAAT
  154. Quantitative HDV nucleic acid amplification test
    Quantitative HDV nucleic acid amplification test
    Hepatitis B virus (HBV) infection, Hepatitis D virus (HDV) infection
    Setting
    Laboratory
    Assay format
    NAAT
  155. Quantitative HIV nucleic acid amplification test
    Quantitative HIV nucleic acid amplification test
    HIV infection
    Setting
    Laboratory
    Assay format
    Low-complexity automated NAAT
    NAAT
  156. Rapid plasma reagin test
    Non-treponemal (lipoidal antigen) serologic test
    Rapid plasma reagin (RPR) test
    Syphilis, Sexually transmitted infections (STIs)
    Setting
    Laboratory
    Assay format
    Charcoal agglutination
  157. Reticulocyte count
    Reticulocyte count
    Anaemia, Sickle cell disease (SCD)
    Setting
    Laboratory
    Assay format
    Microscopic examination
  158. Rubella IgG antibodies
    Rubella IgG antibodies
    Vaccine-preventable diseases, Rubella
    Setting
    Laboratory
    Assay format
    Immunoassay
  159. Rubella IgM antibodies
    Rubella IgM antibodies
    Vaccine-preventable diseases, Rubella
    Setting
    Laboratory
    Assay format
    Immunoassay
  160. SARS-CoV-2 antigen
    SARS-CoV-2 antigen
    Coronavirus disease (COVID-19)
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
  161. SARS-CoV-2 nucleic acid amplification test
    SARS-CoV-2 nucleic acid amplification test
    Coronavirus disease (COVID-19)
    Setting
    Laboratory
    Assay format
    NAAT
  162. Semi-quantitative Glucose-6-phosphate dehydrogenase
    Semi-quantitative Glucose-6-phosphate dehydrogenase (G6PD)
    Malaria
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
  163. Sodium
    Sodium
    Setting
    Laboratory
    Assay format
    Ion-selective electrode
  164. Sodium metabisulfite slide test
    Also known as Emmel’s sickling test
    Sodium metabisulfite slide test
    Sickle cell disease (SCD)
    Setting
    Laboratory
    Assay format
    Microscopic examination
  165. Stool culture
    Stool culture
    Setting
    Laboratory
    Assay format
    Manual techniques
  166. Targeted next-generation sequencing for detection of TB drug resistance
    Targeted NGS end-to-end solutions recommended for the detection of resistance to specific anti-TB agents can be found in the targeted NGS section within the 2025 WHO operational handbook on tuberculosis. Module 3: diagnosis available at https://iris.who.int/handle/10665/382121
    Targeted next-generation sequencing for detection of TB drug resistance
    Tuberculosis (TB)
    Setting
    Laboratory
    Assay format
    Next-generation sequencing (NGS)
  167. Thyroid-stimulating hormone
    Thyroid-stimulating hormone (TSH)
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  168. Total bilirubin
    Total bilirubin
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  169. Total calcium
    Total calcium
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  170. Total cholesterol
    Total cholesterol
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
    Setting
    Non-laboratory
    Assay format
    Point-of-care test
  171. Total cortisol
    Total cortisol
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  172. Total immunoglobulin A
    Total immunoglobulin A (IgA)
    Primary immunodeficiency disorders (PIDs)
    Setting
    Laboratory
    Assay format
    Immunoassay
    Radial immunodiffusion (RID)
  173. Total immunoglobulin G
    Total immunoglobulin G (IgG)
    Primary immunodeficiency disorders (PIDs)
    Setting
    Laboratory
    Assay format
    Radial immunodiffusion (RID)
    Immunoassay
  174. Total immunoglobulin M
    Total immunoglobulin M (IgM)
    Primary immunodeficiency disorders (PIDs)
    Setting
    Laboratory
    Assay format
    Immunoassay
    Radial immunodiffusion (RID)
  175. Total prostate-specific antigen
    Total prostate-specific antigen (tPSA)
    Cancer
    Setting
    Laboratory
    Assay format
    Immunoassay
  176. Total protein
    Total protein
    Meningitis
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  177. Total testosterone
    Total testosterone
    Endocrine disorders
    Setting
    Laboratory
    Assay format
    Immunoassay
  178. Treponema pallidum haemagglutination test
    Treponemal serologic test
    Treponema pallidum haemagglutination (TPHA) test
    Syphilis, Sexually transmitted infections (STIs)
    Setting
    Laboratory
    Assay format
    Haemagglutination
  179. Treponema pallidum passive particle agglutination test
    Treponemal serologic test
    Treponema pallidum passive particle agglutination (TPPA) test
    Syphilis, Sexually transmitted infections (STIs)
    Setting
    Laboratory
    Assay format
    Particle agglutination
  180. Triglycerides
    Triglycerides
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  181. Troponin I
    Troponin I
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Immunoassay
  182. Troponin T
    Troponin T
    Cardiovascular health
    Setting
    Laboratory
    Assay format
    Immunoassay
  183. Trypanosoma cruzi IgG antibody
    Trypanosoma cruzi IgG antibody
    Chagas disease, Neglected tropical diseases
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Setting
    Laboratory
    Assay format
    Immunoassay
  184. Tuberculin skin test
    This is not an IVD test
    Tuberculin skin test (TST)
    Tuberculosis (TB)
    Setting
    Non-laboratory
    Assay format
    Mantoux test
  185. Uric acid
    Uric acid
    Setting
    Laboratory
    Assay format
    Optical methods on semi-automated or automated clinical chemistry analysers
  186. Urinalysis
    Individual analytes: Bilirubin, Blood, Glucose, Ketones, Leukocyte Esterase, Nitrites, pH, Protein, Specific Gravity, Urobilinogen
    Urinalysis
    Setting
    Non-laboratory
    Assay format
    Dipstick
  187. Urine microscopic exam
    Urine microscopic exam
    Setting
    Laboratory
    Assay format
    Microscopic examination
  188. Venereal disease research laboratory test
    Non-treponemal (lipoidal antigen) serologic test
    Venereal disease research laboratory (VDRL) test
    Syphilis, Sexually transmitted infections (STIs)
    Setting
    Laboratory
    Assay format
    Flocculation test
  189. Vibrio cholerae antigen
    Vibrio cholerae antigen
    Cholera
    Setting
    Non-laboratory
    Assay format
    Lateral flow RDT
    Dipstick
  190. White blood cell differential count
    White blood cell differential count
    Setting
    Laboratory
    Assay format
    Microscopic examination
  191. Ziehl-Neelsen stain
    Ziehl-Neelsen stain
    Tuberculosis (TB), Leprosy
    Setting
    Laboratory
    Assay format
    Microscopic examination
  192. Zika virus nucleic acid amplification test
    Zika virus nucleic acid amplification test
    Arboviral diseases, Zika virus infection
    Setting
    Laboratory
    Assay format
    NAAT