A cross-sectional study of 40 children with portal hypertension found a modest correlation between serum ammonia and H.

A new urine test could make bladder cancer easier to detect — and help doctors figure out which treatments are most likely to ...

A urine test developed at Stanford Medicine identified 95 of 100 bladder cancers in a proof-of-concept study published in ...

FRIDAY, Oct. 30, 2026 (HealthDay News) — A simple vaginal swab may one day help women with abnormal bleeding learn whether ...

Researchers have validated a colorimetric method that measures urea and ammonium simultaneously in a single KCl extract and ...

On September 14, 2026, EPA published a Request for Information seeking public input on updates to test methods and waste sampling guidance under the Resource Conservation and Recovery Act. Through ...

An FDA boxed warning, guideline changes, and an advocacy group have moved cancer centers to start testing patients for DPD ...

What Does a Hematocrit Test Measure? A hematocrit test is a blood test that measures the level of red blood cells in your blood. Your blood is made up of plasma and blood cells. Plasma is the liquid ...

The U.S. Environmental Protection Agency (EPA) is revising the procedures for testing various categories of nonroad engines. We are also applying these same procedures to heavy-duty highway engines.

Understand and comply with relevant codes and standards such as NFPA 70B, NFPA 79, and NEC 110.7 to ensure proper insulation testing procedures. Develop a comprehensive job safety plan that includes ...

ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they’re published. These highlights were written by the reporters and editors ...