What is metabolic balance of first intention in dx of lithiasis?

● A blood test: serum creatinine, serum calcium, fasting blood glucose, serum. ● A collection of urine over 24 hours: creatinine, total volume, calcium, sodium, urea, urates. ● A report (test/collection of) on morning urine (fasting): pH, density, dipstick test* (en francais, BU: bandelette urinaire), crystalluria. - The conditions for 24-hour urine collection must be precise. - It is important that the patient does not change his eating habits for the achievement of this test (bilan in French, probably means test/report). - It must be done more than one month after an acute episode or urological.