The practice of surgery . [Figs. 140 and -Fractures of the Glenoid Cavity, and of the Neck of the Scapula in various directions.(From Fergusson.)—Ed.] is retained in close contact with the head of the humerus, by the longheads of the biceps and triceps muscles; and both the fragment andthe head of the humerus are displaced downwards and forwards into theaxilla, by the action of the subscapularis and pectoralis major, and ofthe other muscles connected with the upper part of the humerus. Theappearances are very like those of dislocation ; there is the same flat-tening of the shoulder, with
The practice of surgery . [Figs. 140 and -Fractures of the Glenoid Cavity, and of the Neck of the Scapula in various directions.(From Fergusson.)—Ed.] is retained in close contact with the head of the humerus, by the longheads of the biceps and triceps muscles; and both the fragment andthe head of the humerus are displaced downwards and forwards into theaxilla, by the action of the subscapularis and pectoralis major, and ofthe other muscles connected with the upper part of the humerus. Theappearances are very like those of dislocation ; there is the same flat-tening of the shoulder, with palpable prominence of the acromion, andvacancy beneath it; and the head of the bone may be felt plainly inthe axilla ; at first, too, there is no crepitation; and the limb is some-what lengthened. But, by very gentle effort, the head of the bonemay be replaced—a thing very unusual, if not actually impracticable,in dislocation. Then crepitus may be plainly felt, on rotating the armwith one hand, while with the finger
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