. A practical treatise on fractures and dislocations. from the abnor-mal portion of the glenoid cavity. The shaft of the humerus wassmall and seemingly atrophied, Upon the right side, although the condition of the hone was somewhatdifferent, the characteristic features of the deformity were similar. In his double subacromial ease, a lunatic woman forty-two yearsold, there was no trace of a glenoid cavity in the natural situation ;but upon the external surface of the neck of the scapula there was awell-formed socket which received the head of the humerus. It wasan inch and three-quarters in len
. A practical treatise on fractures and dislocations. from the abnor-mal portion of the glenoid cavity. The shaft of the humerus wassmall and seemingly atrophied, Upon the right side, although the condition of the hone was somewhatdifferent, the characteristic features of the deformity were similar. In his double subacromial ease, a lunatic woman forty-two yearsold, there was no trace of a glenoid cavity in the natural situation ;but upon the external surface of the neck of the scapula there was awell-formed socket which received the head of the humerus. It wasan inch and three-quarters in length, and an inch in breadth; it was alittle broader above than below, and its summit was less than a quarterof an inch from, the under surface of the acromion process. It wasdirected outward and forward, was covered with cartilage, and sur-rounded by a perfect glenoid ligament. The tendon of the bicepsmuscle arose from the most internal part of its superior extremity,whence it passed downward and outward very obliquely, in order Fig. 300. Fig.
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