Good for all types of stones. Will detect small stones in renal parenchyma. Strain all urine especially for 72 hours after pain stops. Send to pathology dept. Repeat 24 hour urine x 1 or 2 because can vary with diet.
Most patients have no hyperuricemia or hyperuricosuria.
Their urine pH is low. Cystine Associated with rare autosomal recessive cystinuria. Either cath or observed urine collection will prevent factitious hematuria. For dehydration, unrelenting pain, suspected infection, stone in ureter of solitary functioning kidney. Best method if stone at ureteropelvic junction or if stone totally obstructing.