of Part A.- I. Clinical Gout.- The Natural History of Hyperuricemia Among Asymptotic Relatives of Patients With Gout.- The Clinical Differentiation of Primary Gout From Primary Renal Disease in Patients With Both Gout and Renal Disease.- Renal Failure in Young Subjects With Familial Gout.- Family Study of Lipid and Purine Levels in Gout Patients and Analysis of Mortality.- Uric Acid Turnover in Normals, in Gout and in Chronic Renal Failure Using 14C-Uric Acid.- Erythrocyte Adenosine-Deaminase Activity in Gout and Hyperuricemia.- Clinical Variability of the Gouty Diathesis.- Clinical Features of 4,000 Gouty Subjects in Japan.- Frequency of Chondrocalcinosis of the Knees and Avascular Necrosis of the Femoral Heads in Gout, a Controlled Study.- Gaschromatographic Evaluation of Urinary 17-Ketosteroids, Etiocholanolone and Dehydroepiandrosterone in Primary Gout and Hyperuricemia.- Hormonal Aspects of Gouty Patients.- Determination of Tubular Secretion of Urate in Healthy and Gouty Men.- Ribose Tolerance in Gouty Patients.- II. Uric Acid and Renal Stones.- Urinary Urate and Uric Acid Relative Saturation in Normouricuric Calcium Oxalate Stone Formers With Normal Urinary Calcium Oxalate Saturation.- Correlation Between the Uric Acid and Calcium Concentration in Urine. Results of a Long Term Study on Recurrent Stone-Formers and Healthy Controls.- Interaction of Hyperuricuria and Hyperoxaluria on Renal Calcium Oxalate Stone Formation.- Uric Acid/Calcium Oxalate Nephrolithiasis. Clinical and Biochemical Findings in 86 Patients.- The Uric Acid: Cystine Correlation in the Urine of Recurrent Calcium Oxalate Stone-Formers and Healthy Controls.- The Role of Urate in Idiopathic Calcium Urolithiasis.- Mineralogic Composition of 66 Mixed Urinary Calculi of Calcium Oxalate and Uric Acid.- Hyperuricemia and Cystinuria.- Monosodium Urate Monohydrate as Spherulites.- III. Clinical and Physiological Aspects of Purine Metabolism.- Tumoural Hypouricemia.- Hereditary Renal Hypouricemia With HlƒÊ