Kidney stone disease originating anywhere in the urinary system, including the kidneys and bladder. Nephrolithiasis refers to the presence of such stones in the kidneys. Calyceal calculi are aggregations in either the minor or major calyx, parts of the kidney that pass urine into the ureter (the tube connecting the kidneys to the urinary bladder). The condition is called ureterolithiasis when a calculus is located in the ureter. Stones may also form or pass into the bladder, a condition referred to as bladder stones. Stones less than in diameter pass spontaneously in up to 98% of cases, while those measuring in diameter pass
American Kidney Fund kidney disease. In 2016, AKF held Kidney Action Day events in Alabama (Bessemer), Chicago, Houston, New Orleans, Philadelphia, and Washington, D.C. The organization's public health education initiatives provide valuable information to patients and caregivers about all aspects of kidney disease and treatment, along with material on how kidney disease can be prevented. Through extensive online information, downloadable fact sheets and tools, a free monthly webinar series, a toll-free health information HelpLine for the public (866-300-2900), and a Kidney Health Educator program, AKF helps people understand their risk for kidney disease and what they can do to prevent it. The American