Needle aspiration of the gall bladder at the time of laparotomy to determine the presence or absence of calculi; a diagnostic aid.
D002137:Calculi; D002769:Cholelithiasis / Q000175:diagnosis*; D005704:Gallbladder; D006801:Humans; D007813:Laparotomy; D009339:Needles; D001743:Urinary Bladder
CHOLELITHIASIS/diagnosis