Infraspinatus Tendinitis Infraspinatus tendinitis can manifest as an acute or chronic painful condition of the shoulder. Acute infraspinatus tendinitis usually occurs in a younger group of patients after overuse or misuse of the shoulder joint. Inciting factors include activities that require repeated abduction and lateral rotation of the humerus, such as installing brake pads during …
Subacromial Impingement Syndrome The subacromial space lies directly inferior to the acromion, coracoid process, acromioclavicular joint, and coracoacromial ligament. Lubricated by the subacromial bursa, the subacromial space in health is narrow, and the anatomical structures surrounding it are responsible for maintaining static and dynamic shoulder stability. The space between the acromion and the superior aspect …
Os Acromiale Pain Syndrome The subacromial space lies directly inferior to the acromion, the coracoid process, the acromioclavicular joint, and the coracoacromial ligament. Lubricated by the subacromial bursa, the subacromial space in health is narrow and the anatomical structures surrounding it are responsible for maintaining static and dynamic shoulder stability. The space between the acromion …
Glomus Tumor of the Shoulder Glomus tumor of the shoulder is an uncommon cause of shoulder pain. It is the result of tumor formation of the glomus body, which is a neuromyoarterial apparatus whose function is to regulate peripheral blood flow in the dermis. Glomus tumors occur most commonly in the subungual region of the …
Pectoralis Major Tear Syndrome The pectoralis major muscle is susceptible to trauma ranging from microscopic tears of the muscle substance after heavy exertion to macroscopic partial tearing of the muscle or, in extreme cases, full-thickness tearing with associated hematoma formation and cosmetic deformity. Additionally, the pectoralis major tendon can rupture at its point of insertion …
Snapping Scapula Syndrome An uncommon cause of shoulder pain, snapping scapula syndrome, which is also known as jumped shoulder blade, occurs when there is dysfunction of the normal smooth sliding of the concave anterior scapula over the convex posterior thorax. When this abnormal scapulothoracic motion occurs, a snapping, cracking, grating, or thumping sound in the …
Cubital Bursitis An uncommon cause of elbow pain, cubital bursitis is being seen in clinical practice more frequently because of the increasing number of people using exercise equipment. The cubital bursa lies in the anterior aspect of the elbow and produces anterior elbow pain when inflamed. Also known as the bicipitoradial bursa, the cubital bursa …