title: Ammonium acid urate calculus in a cat with a high uric acid excretion possibly due to a renal tubular reabsorption defect.
mesh_terms: D000818:Animals; D002119:Calcium Carbonate / Q000032:analysis; D002369:Castration; D002371:Cat Diseases; D002415:Cats; D005260:Female; D007674:Kidney Diseases / Q000662:veterinary*; D000644:Quaternary Ammonium Compounds / Q000032:analysis*; D012822:Silicon Dioxide / Q000032:analysis; D014527:Uric Acid / Q000032:analysis / Q000097:blood / Q000652:urine*; D001744:Urinary Bladder Calculi / Q000209:etiology / Q000378:metabolism / Q000652:urine / Q000662:veterinary*; D014961:X-Ray Diffraction
chemical_list: D000644:Quaternary Ammonium Compounds; D014527:Uric Acid; D012822:Silicon Dioxide; D002119:Calcium Carbonate