Inferior Angle Of The Scapula, Posterior View

Description

Inferior angle of the scapula forms the caudal apex where the medial (vertebral) border meets the lateral (axillary) border on the posterior thoracic wall. From this posterior perspective, the triangular body of the scapula sits superficial to the ribs, with the medial border running superiorly toward the superior angle and the lateral border ascending toward the region of the glenoid and neck. The inferior angle lies inferior to the spine of the scapula and the infraspinous fossa, establishing an easy landmark at the lower margin of the scapular blade. A sharp bony landmark. Clinically, the inferior angle is palpated to estimate vertebral level, commonly aligning near the T7 spinous process in an upright anatomical position, and it anchors assessments of scapular position, dyskinesis, and thoracic posture. Detachment or weakness of the serratus anterior, classically after long thoracic nerve injury, alters how the scapula apposes the thorax and can accentuate prominence along the medial border and inferior angle during pushing or overhead activity. The posterior lighting and isolated skeletal emphasis make the convergence of borders unambiguous, which helps when teaching surface anatomy landmarks or when annotating attachment sites such as serratus anterior on the costal surface and teres major near the inferior angle along the lateral border. Use this illustration in gross anatomy and kinesiology coursework to label scapular borders, angles, and regional relationships to the thorax, or in orthopedic and sports medicine publications discussing scapular winging, periscapular pain, and fracture localization. It also suits physical therapy documentation and patient education materials that require a precise posterior bony landmark without distracting soft tissues. Anatomical accuracy verified by SciePro's Medical Advisory Board.