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Adhesive capsulitis (AC), also known as frozen shoulder, is a condition associated with shoulder pain and stiffness. [ 1 ] It is a common shoulder ailment that is marked by pain and a loss of range of motion, particularly in external rotation. [ 3 ] There is a loss of the ability to move the shoulder, both voluntarily and by others, in multiple ...
Relatively common [3] A separated shoulder, also known as acromioclavicular joint injury, is a common injury to the acromioclavicular joint. [2] The AC joint is located at the outer end of the clavicle where it attaches to the acromion of the scapula. [2] Symptoms include non-radiating pain which may make it difficult to move the shoulder.
Specialty. Orthopedics, sports medicine. Shoulder impingement syndrome is a syndrome involving tendonitis (inflammation of tendons) of the rotator cuff muscles as they pass through the subacromial space, the passage beneath the acromion. It is particularly associated with tendonitis of the supraspinatus muscle. [ 1 ]
237 million / 3.3% (2015) [ 4 ] Osteoarthritis (OA) is a type of degenerative joint disease that results from breakdown of joint cartilage and underlying bone. [ 5 ][ 6 ] It is believed to be the fourth leading cause of disability in the world, affecting 1 in 7 adults in the United States alone. [ 7 ] The most common symptoms are joint pain and ...
FMA. 25898. Anatomical terminology. [edit on Wikidata] The acromioclavicular joint, or AC joint, is a joint at the top of the shoulder. It is the junction between the acromion (part of the scapula that forms the highest point of the shoulder) and the clavicle. [1] It is a plane synovial joint.
This weakening can be caused by age or how often the rotator cuff is used. Adults over the age of 60 are more susceptible to a rotator cuff tear, with the overall frequency of tears increasing with age. [92] By the age of 50 10% of people with normal shoulders have a rotator cuff tear. [93]
In traumatic heterotopic ossification (traumatic myositis ossificans), the patient may complain of a warm, tender, firm swelling in a muscle and decreased range of motion in the joint served by the muscle involved. There is often a history of a blow or other trauma to the area a few weeks to a few months earlier.
In Norway, about 30% of men over 60 years old have the condition, while in the United States about 5% of people are affected at some point in time. [2] In the United Kingdom, about 20% of people over 65 have some form of the disease. [6] More recent and wider studies show the highest prevalence in Africa (17 percent), Asia (15 percent). [10]