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JUST THE FACTS IN EMERGENCY MEDICINE - PART 10

Nhiễm trùng liên quan đến việc bố trí hình tròn hoặc trụ Bursa tay. Đóng nắm tay chấn thương cơ bản là một vết cắn của con người đến metacarpophalangeal (MCP) doanh của bàn tay duy trì bằng cách nổi bật khác của con người trên răng với một nắm tay khép kín. | 536 SECTION 22 MUSCULAR LIGAMENTOUS AND RHEUMATIC DISORDERS tendon sheath 3 a flexed position of the involved digit and 4 symmetric swelling of the finger. Deep web space infections occur after penetrating injury and present with dorsal and volar swelling. Deep midpalmar space infections occur from spread of a flexor tenosynovitis or a penetrating wound to the palm. The infection involves the radial or ulnar bursa of the hand. Closed-fist injury is essentially a human bite wound to the metacarpophalangeal MCP joint of the hand sustained by striking another human on the teeth with a closed fist. Initial positioning of the hand clenched fist flexion of the MCP during the examination is essential for identifying extensor tendon injuries. Infection rates are extremely high. Paronychia is a localized infection of the lateral nail fold. In advanced stages a purulent fluid collection may be visualized beneath the nail. Felon is an infection of the pulp space of the fingertip. Pain results from distention by a purulent fluid collection within the fibrous septa of the finger pad. Herpetic whitlow is a viral infection of the fingertip involving intracutaneous vesicles. It presents in a similar fashion to a felon. DIAGNOSIS AND DIFFERENTIAL Hand infections may have some overlap in specific entities. However with a thorough history and a careful examination inspection palpation sensorimotor testing and a range-of-motion evaluation specific entities may be delineated. Nonin-fectious hand conditions including occult fractures should be included in the differential. EMERGENCY DEPARTMENT CARE And disposition Treatment of cellulitis consists of antibiotics first-generation cephalosporin or antistaphylococcal penicillin splinting in the position of function elevation and 24-h close follow-up care.5 Vancomycin should be administered to patients who are IV drug abusers. Flexor tenosynovitis is a surgical emergency. Treatment consists of IV antibiotics -lactamase inhibitor or .