Kidney

How well your kidneys filter, from creatinine and eGFR to protein and albumin in the urine.

2 conditions4 guides25 markers

Conditions

ConditionsGout: the crystal disease, and why your uric acid number isn't the whole storyA sudden, screaming big toe is the classic sign. Here is what gout is, what sets off an attack, the foods that move uric acid up or down, and why the blood test can read normal mid-flare.Read ConditionsChronic kidney disease: what a low eGFR and a urine test really meanHow a flagged eGFR or protein in your urine becomes (or does not become) chronic kidney disease, and what slows it down.Read

Guides

CompoundsCreatine: strong evidence for muscle, and a kidney number it moves on purposeOne of the best-evidenced supplements for strength, and the reason your kidney labs can read worse while healthy kidneys keep filtering normally.Read LearnUrinalysis results explained: what every line means and which flags matterA routine urine test has three parts: the look, the dipstick and the microscope. This page covers what each line on the report detects, the harmless reasons a line can turn positive, why one positive pad means repeat or confirm rather than a diagnosis, and the few results that need a clinician soon.Read LearnKidney function test: how to read your renal panelYour kidneys get scored on two axes at once, filtering and damage. Here is what creatinine, eGFR, BUN, and urine ACR each tell you, and what the pattern means.Read LearnElectrolytes explained: how to read sodium, potassium, chloride and CO2The electrolyte lines on a metabolic panel are concentrations, so they move when water moves as well as when minerals change. This page covers what each line means, why small shifts are common and usually harmless, and which numbers need care the same day.Read

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