title: Large brushite stone in a dilated prostatic urethra.
abstract: We report a rare case of a large brushite stone lodged in a dilated prostatic urethra. The patient had been asymptomatic except for an episode of hematuria and he underwent successful removal of the stone. The stone weighed 35 gm., had a concentric layered structure and was composed mainly of brushite.
mesh_terms: D002130:Calcium Phosphates / Q000032:analysis*; D004108:Dilatation, Pathologic / Q000378:metabolism; D006801:Humans; D008297:Male; D008875:Middle Aged; D011469:Prostatic Diseases / Q000378:metabolism*; D014522:Urethral Diseases / Q000378:metabolism*; D014545:Urinary Calculi / Q000032:analysis*
chemical_list: D002130:Calcium Phosphates; C494366:calcium phosphate, dibasic, dihydrate