March 1956

Posterior Dislocation of the Shoulder

Author Affiliations

Ann Arbor, Mich.
From the Department of Surgery, Section of Orthopaedics, University of Michigan Medical School (Dr. O'Connor).

AMA Arch Surg. 1956;72(3):479-491. doi:10.1001/archsurg.1956.01270210109017

Although posterior dislocation of the shoulder was accurately described by Sir Astley Cooper1 in 1842, little heed was paid to this specific entity in the literature until the past few years except for isolated reports of its rarity. Between 1930 and 1940, the frequency with which the x-ray picture had been misinterpreted was pointed out by Thomas,2 Rendich,3 and Wood4 and the importance of views other than the routine anteroposterior in conclusively establishing the diagnosis was stressed.

Throughout the past six years, there has been an increasing awareness of this lesion in the literature. In 1949, Wilson and McKeever5 reported their experiences with 12 cases. In 1952, Taylor and Wright6 and McLaughlin7 added substantially to our knowledge of this subject, and in the past few months Dorgan8 has contributed an excellent paper. However, it is our feeling that, as yet, too little

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