Definition of "exstrophy" [ex•stro•phy]

• The eversion or turning out of any organ, or of its inner surface. (noun)

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• "Bladder exstrophy is a rare congenital anomaly in which the bladder and urethra have not formed properly, leading to herniation through the anterior abdominal anterior wall."
• "Cloacal exstrophy variants: Can blighted conjoined twinning play a role?"
• "Modified bladder neck reconstruction in patients with incontinence after staged exstrophy/epispadias closures."