Health guide

Laboratory tests

Explore what laboratory tests measure, why they are ordered, and the clinical contexts in which results are evaluated.

Test guide

389 articles

AFP What Does This Test Mean?View test information
ALP During Pregnancy: How Is It Interpreted?View test information
ALP in Children: How Is It Interpreted?View test information
Apolipoprotein B: What Does This Test Measure?View test information
Basophils: What Does This Blood Test Measure?View test information
Bilirubin in Urine: What Does This Test Mean?View test information
C-Peptide: What Does This Test Measure?View test information
CA 15-3 High Result: What Does It Mean?View test information
CA 15-3 What Does This Test Mean?View test information
Ceruloplasmin: What Does This Test Measure?View test information
Copper: What Does This Test Measure?View test information
Crystals in Urine: What Does This Test Mean?View test information
Eosinophils: What Does This Blood Test Measure?View test information
Epithelial Cells in Urine: What Does This Test Mean?View test information
Free PSA Low Result: What Does It Mean?View test information
Free PSA What Does This Test Mean?View test information
Fructosamine: What Does This Test Measure?View test information
HDL Cholesterol in Children: How Are Results Interpreted?View test information
High ACTH: What Does It Mean?View test information
High Anti-Tg (TgAb): What Does It Mean?View test information
High Anti-TPO (TPOAb): What Does It Mean?View test information
High Apolipoprotein B: What Does It Mean?View test information
High C-Peptide: What Does It Mean?View test information
High Ceruloplasmin: What Does It Mean?View test information
High Copper: What Does It Mean?View test information
High Crystals in Urine: What Does It Mean?View test information
High Epithelial Cells in Urine: What Does It Mean?View test information
High Free T3 (FT3): What Does It Mean?View test information
High Fructosamine: What Does It Mean?View test information
High Homocysteine: What Does It Mean?View test information
High Insulin: What Does It Mean?View test information
High Methylmalonic Acid: What Does It Mean?View test information
High Mucus in Urine: What Does It Mean?View test information
High Non-HDL Cholesterol: What Does It Mean?View test information
High OGTT: What Does It Mean?View test information
High Selenium: What Does It Mean?View test information
High TRAb: What Does It Mean?View test information
High Urine pH: What Does It Mean?View test information
High Urine Specific Gravity: What Does It Mean?View test information
High Urobilinogen in Urine: What Does It Mean?View test information
High Vitamin A (Retinol): What Does It Mean?View test information
High Vitamin E: What Does It Mean?View test information
Homocysteine: What Does This Test Measure?View test information
Insulin: What Does This Test Measure?View test information
Low ACTH: What Does It Mean?View test information
Low C-Peptide: What Does It Mean?View test information
Low Ceruloplasmin: What Does It Mean?View test information
Low Copper: What Does It Mean?View test information
Low Free T3 (FT3): What Does It Mean?View test information
Low HbA1c: What Does It Mean?View test information