Psoriatic Arthritis L40.50 696.0

synonyms:

Psoriatic Arthritis ICD-10

• L40.50 Arthropathic psoriasis, unspecified

Psoriatic Arthritis ICD-9

• 696.0 Psoriatic arthropathy
• 713.3 Arthropathy associated with dermatological disorders
• 696 Psoriasis and similar disorders

Psoriatic Arthritis Etiology / Epidemiology / Natural History

• Affects 20-30% of patients with psoriasis. Arthritis preceeds skin lesions in 15% of patients
• Men = women

Psoriatic Arthritis Anatomy

Psoriatic Arthritis Clinical Evaluation

• Nail pitting and onycholysis
• May have distal arthritis (DIP joints), asymmetric arthritis(<5 joints in asymmetric distribution), Symmetric polyarthritis (similar to RA), arthritis mutilans(deforming/destrictive), spondyloarthritis(sacroiliitis, spondylitis).

Psoriatic Arthritis Xray / Diagnositc Tests

Psoriatic Arthritis Classification / Treatment

• Generally referred to Rheumatologist for disease modifying treatment. Infliximab (targets TNF), etanerceopt(targets TNF), adalimumab(targets TNF), methotrexate, cyclosporine. Medications have many sometimes severe adverse effects.

Psoriatic Arthritis Associated Injuries / Differential Diagnosis

• Osteoarthritis
• Fibromyalgia
• Ankylosing Spondylitis
• Rheumatoid Arthritis

Psoriatic Arthritis Complications

• Adverse medication reactions: TB reactivation, pneumoxystis carinii, candidiasis, histoplasmosis, listeriosis, nocardiosis, aspergillosis, cytomegalovirus, cryptococcosis, coccidioidmyocosis, demyelinating disease, infusion/injection reactions, malignancy, CHF

Psoriatic Arthritis Follow-up Care

• Generally refer to rheumatology for medical management.

Psoriatic Arthritis Review References

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