Guide to Diagnostic Tests
- H2 blockers
- Hairy cell leukemia
- Half-life drug
- Haloperidol
- Haptoglobin
- Hashimoto thyroiditis
- HbA2 (hemoglobin A2)
- Hb M (hemoglobin M)
- HBV-DNA by PCR (hepatitis B virus DNA quantitative)
- Hct (hematocrit whole blood)
- HCV (hepatitis C virus) genotyping
- HCV Ab (hepatitis C virus antibody anti-HCV)
- HCV RNA (hepatitis C virus RNA)
- HDL-C (HDL cholesterol)
- Heart murmurs
- Heart sounds
- HELLP syndrome
- Hemoglobin A1c
- Hemoglobin A2
- Hemoglobin H disease
- Hemoglobin M
- Hemolytic disorders
- Hemolytic uremic syndrome
- Heparin-induced thrombocytopenia
- Heparin-induced thrombocytopenia antibodies
- Hepatic angiography
- Hepatic encephalopathy
- Hepatic iminodiacetic acid scan
- Hepatitis A antibody
- Hepatitis C virus antibody
- Hepatitis C virus genotyping
- Hepatitis C virus RNA
- Hepatitis D
- Hepatitis delta virus antibody
- Hepatitis E
- Hepatitis E virus antibody
- Hepatocellular carcinoma
- Hepatosplenic T-cell lymphoma
- HER2 gene amplification
- Hereditary angioedema
- Hereditary hemochromatosis
- Hereditary nonpolyposis colorectal cancer
- Heterophile antibody (Monospot Paul-Bunnell test)
- Hexaxial reference system ECG
- Hexosaminidase A
- HFE gene mutations
- 5-HIAA (5-hydroxyindoleacetic acid)
- HIDA (hepatic iminodiacetic acid) scan
- Hirsutism
- HIT (heparin-induced thrombocytopenia)
- HIT (heparin-induced thrombocytopenia) antibodies
- HLA (human leukocyte antigen) typing
- HLA-B*1502 allele
- HLA-B*5701 allele
- HLA-B*5801 allele
- HLA-B27 typing
- HLA-B51 typing
- HLA-DQ2/DQ8 alleles
- HNPCC (hereditary nonpolyposis colorectal cancer)
- Homocysteine plasma or serum
- Homocystinuria
- Homovanillic acid
- Hospital-acquired pneumonia
- Hs-CRP (high-sensitivity C-reactive protein)
- Human granulocytotropic anaplasmosis
- Human leukocyte antigen typing
- Human metapneumovirus infection
- Human monkeypox virus
- Human monocytic ehrlichiosis
- Humoral hypercalcemia of malignancy
- huMPV (human metapneumovirus)
- Huntington disease
- Huntington protein
- HUS (hemolytic uremic syndrome)
- Hydralazine
- Hydrops fetalis
- 5-Hydroxyindoleacetic acid
- α-hydroxylase deficiency
- Hypaque enema
- Hyperbilirubinemia
- Hypercalciuria
- Hypercholesterolemia
- Hyperemesis gravidarum
- Hyperhomocysteinemia
- Hypermagnesemia
- Hyperphosphatemia
- Hyperprolactinemia
- Hyperuricemia
- Hypochromia
- Hypomagnesemia
- Hypophosphatasia
- Hypophosphatemia
- Hypoproteinemia