drug used to temporarily cause loss of sensation in an area of the body

Arthroplasty

surgical replacement of all or part of a joint

Arthroscopic

a minimally invasive surgical procedure in which an examination and sometimes treatment of damage of the interior of a joint is performed using an arthroscope, a type of endoscope that is inserted into the joint through a small incision

Cartilage

a connective tissue that covers the ends of bones in a joint and allows motion to take place with a minimum amount of friction

Chondrocytes

cartilage cells

Chondrolysis

a devastating condition in which cell death of chondrocytes results in irreversible loss of articular cartilage and leads to rapidly progressive and extensive osteoarthritis of the joint. 

Glenoid

The portion of the scapula (shoulder blade) that forms the cup segment of the shoulder joint opposite the humeral head

Humerus

the upper arm bone between the shoulder and elbow

Labrum

a rim or cup of cartilage that contributes to shoulder stability by deepening and increasing the glenoid surface area, and by providing attachments for the shoulder capsule and various ligaments and tendons

Post-Arthroscopic Glenohumeral Chondrolysis (PAGCL)

loss of cartilage in the glenohumeral joint

Synovial fluid

a viscous fluid, the main function of which is to lubricate the joints, tendon sheaths, or bursas; synovial fluid also helps to nourish the cartilage