- The upper urinary tract : Acute renal failure / Diagnosis and management of chronic renal failure in dogs / Diagnosis and management of chronic renal failure in cats / the impact of dietary fat and polyunsaturated fatty acids on renal disease - The lower urinary tract : Urolithiasis in man and in animals / Medical and dietary management of lower urinary tract diseases in cats / Lower urinary tract diseases in cats : surgical management / Urolithiasis in dogs / Nutritional aspects of canine struvite urolithiasis / Surgery of the urinary tract / Work-up of the urinary incontinent dog - Algorithms : Diagnostic approach to the dog with haematuria / Diagnostic approach to the stranguric cat / Diagnostic approach to the incontinent dog / Diagnostic approach to the polyuric and polydipsic dog