Waiter's Tip Sign | definition of Waiter's Tip Sign by Medical dictionary
Waiter's Tip Sign
A deformity in which an infant’s arm hangs loosely at the side, and the partially paralysed hand is deviated posteriorly, a position fancifully likened to a waiter subtly accepting a tip; the sign is classically caused by birth-related trauma to the upper brachial plexus
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