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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Winging of scapula is due to paralysis of
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The correct answer is  WINGING OF SCAPULA: Paralysis of serratus anterior causes 'winging of scapula' It is supplied by the long thoracic nerve. FEATURES: Medial border of the scapula becomes unduly prominent The inferior angle becomes prominent. The arm cannot be abducted beyond 90degree. REF: BD Chaurasia 7th edition page no: 12.