Relevant Equine Renal Anatomy, Physiology, and Mechanisms of Acute Kidney Injury: A ReviewAcute Kidney Injury and Renal Failure in HorsesChronic Renal Failure-Causes, Clinical Findings, Treatments and PrognosisUrinary Tract Disorders of FoalsDiscolored Urine in Horses and FoalsUrinary Incontinence and Urinary Tract InfectionsPolyuria and Polydipsia in HorsesMetabolic Disorders Associated with Renal Disease in HorsesImaging of the Urinary TractSurgery of the Equine Urinary Tract