Presentation
Functional limitation without trauma
Patient Data
Sclerosis both surfaces with narrowing joint space and osteophyte lower border of the humeral head.
Marked increase glenoid retroversion: 19 ° (V.N. 0 ° - 7 °) caused by thinning glenoid rear surface.
Case Discussion
Measurement glenoid retroversion is important for planning surgical implant prosthesis.
Shoulder osteoarthritis affects more the elderly population (over 65 years) and it is a degenerative disease, due to age, but also in some cases in rheumatic diseases such as rheumatoid arthritis or consolidation vices of previous shoulder fractures.
In fact, the shoulder osteoarthritis can be divided into:
a) primary or concentric osteoarthritis: arthritis that can be genetic, family-based or related to activities carried out in the patient's life.
b) secondary or eccentric osteoarthritis: as a result of other diseases, such as fractures, joint instability or injuries of the rotator cuff and ascent of the humeral head.
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