Kidney function tests are urine or blood tests that evaluate how well your kidneys are working. Most of these tests measure glomerular filtration rate (GFR). GFR assesses how efficiently your kidneys clear waste from your system.

SPECIMEN: 3 mL (1.5 mL min.) serum from 1 SST. Ship refrigerated or frozen.
STABILITY: Room: 6 hrs; Refrigerated: 24 hrs; Frozen: 4 weeks
REPORT: Daily
INSTRUCTIONS: No special preparation required
USAGE: Kidney function tests (KFT) are usually ordered when a patient has risk factors for kidney dysfunction such as hypertension, diabetes, cardiovascular disease, obesity, elevated cholesterol or a family history of kidney disease. It may also be ordered when someone has signs and symptoms of kidney disease, though in early stage often no noticeable symptoms are observed. Kidney panel is useful for general health screening; screening patients at risk of developing kidney disease; management of patients with known kidney disease.