Description

The diagnosis of the Milwaukee Shoulder Syndrome (MSS) often involves exclusion of other arthropathies.


Condition

Evidence for the Diagnosis

traumatic arthropathy

history of trauma to the shoulder

arthropathy of late syphilis

positive syphilis serologic testing

septic arthritis

positive Gram stain and culture

osteonecrosis

necrotic bone on biopsy, risk factors for osteonecrosis

neuropathic arthropathy

syringomyelia, neurologic exam, electromyography

gout

urate crystals

pseudogout

calcium pyrophosphate dihydrate (CPPD) crystals in other joints

rheumatoid arthritis

rheumatoid factors, anti-citrullinated peptide antibodies

 


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