Serratus Anterior

The serratus anterior muscle is a thin, broad, multidigitated muscle on the lateral chest wall between the ribs and scapula.

The muscle is supplied by two pedicles, the serratus anterior branch and the lateral thoracic artery. The length of each one of the pedicles is 6-8 cm and the diameter of the artery is 2-3 mm.

The motor innervation is supplied by the C5-7 roots of long thoracic nerve and the T2-4 segmental intercostal nerve supply for sensory innervation. The vascular

Fig. 8.7. Latissimus dorsi flap

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