Congenital megacalycosis is a rare renal malformation characterized by non-obstructive dilation of the renal calyces as well as an increased calyceal number (12-20) with a normal renal pelvis ureter and bladder. It may be unilateral or bilateral and is usually asymptomatic unless complicated by nephrolithiasis and urinary tract infection.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version December 2023
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