pH of urine

pH of urine

Lab medicine Urine pH-UP has a wider range than does blood; the kidneys and lungs maintain the pH of the circulation near neutral; UP is ↑ by alkaline excess, diet–↑ fruits & vegetables, drugs–acetazolamide, aldosterone, amphotericin B, cortisone, dichlophenamide, certain diuretics, methazolamide, potassium bicarbonate, potassium citrate, potassium carbonate, potassium gluconate, prolactin, sodium bicarbonate; UP is ↓ by achlorhydria, alkaptonuria, DM, COPD, diet–↑ proteins, cranberries, drugs–eg, ascorbic acid, ammonium chloride, certain anesthetics, diazoxide, hippuric acid, methenamine mandelate, methanol intoxication, PKU, respiratory acidosis, renal TB, sepsis, starvation Range 4.6-8.0; normal 6.0