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Cholescintigraphy in acute cholecystitis: use of intravenous morphine

Journal Article · · Radiology; (United States)
Conventional cholescintigraphy (60 patients) and a modified protocol (59 patients) were compared in 74 females and 45 males with acute cholecystitis. In the modified protocol, intravenous morphine was administered whenever the gallbladder was not seen 40 minutes after injection of Tc-99m-pyroxylidene-glutamate. Accuracy was 98% with morphine, compared with 88% for the conventional protocol; specificity improved from 83% to 100% with no loss of sensitivity. Low doses of morphine are well tolerated and can result in a highly accurate diagnosis of acute cholecystitis without the need for delayed imaging.
Research Organization:
Prince of Wales Hospital, Randwick, Australia
OSTI ID:
6834350
Journal Information:
Radiology; (United States), Journal Name: Radiology; (United States) Vol. 151:1; ISSN RADLA
Country of Publication:
United States
Language:
English