The Lateral Angle Of The Scapula In Side View

Description

Rotating in a lateral side view, the scapula (shoulder blade) is oriented against the posterior thoracic wall with attention drawn to the lateral angle, the thickened, expanded region that carries the glenoid fossa. The glenoid faces laterally, slightly anteriorly and superiorly, framed by the supraglenoid and infraglenoid tubercles at its superior and inferior margins. As the sequence turns, the acromion and coracoid process come into profile anterior and superior to the glenoid, while the scapular spine sweeps posteriorly toward the medial border. Bone architecture is the point. Clinically, the lateral angle is where scapular anatomy becomes shoulder joint mechanics: the glenoid version and inclination influence stability, range of motion, and the tendency toward anterior dislocation. The animation clarifies how the glenoid fossa relates spatially to the acromion and coracoid, a relationship that matters in rotator cuff disease and subacromial impingement, and it gives a clean mental model for why scapular neck fractures can threaten alignment of the glenohumeral articulation. Seeing the lateral angle in motion also helps when correlating bony landmarks with axial CT and 3D preoperative planning for shoulder arthroplasty. Use this clip in upper limb anatomy and kinesiology teaching when introducing the scapulothoracic articulation and glenohumeral joint orientation, or in orthopedic and sports medicine materials discussing dislocation patterns, scapular fractures, and implant positioning on the glenoid. It also fits radiology education when teaching side-view landmark recognition and 3D orientation of the scapula relative to the thorax. Anatomical accuracy verified by SciePro's Medical Advisory Board.