RT Journal A1 Berry WH T1 TOrsion of the gallbladder JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1939 FD April 22 VO 112 IS 16 SP 1580 OP 1581 DO 10.1001/jama.1939.62800160008010d UL http://dx.doi.org/10.1001/jama.1939.62800160008010d AB Torsion of the gallbladder is such a rare condition that of the few cases reported only four occurred in this country. Shipley,1 in a thorough search of the literature, was able to find twenty-one cases, most of which were reported in the English and German literature.Before reporting these cases I shall state briefly the five possible anatomic arrangements and positions of the gallbladder:1. The gallbladder may be embedded in the liver tissue.2. It may be closely attached to the under surface of the liver with no intervening layer of connective tissue.3. The outer end of the fundus may be surrounded by peritoneum and the rest attached to the liver, but not actually touching it, because of an interposed layer of fibrous tissue. This is the normal anatomic arrangement.4. The gallbladder may be completely surrounded by peritoneum and lie free in the abdomen except for