psoriatic%20arthritis
PSORIATIC ARTHRITIS
Psoriatic arthritis is a chronic inflammatory arthropathy associated with cutaneous psoriasis.
It is a progressive disease with asymmetric joint distribution pattern and rheumatoid factor is negative.
It can develop at any time including childhood but most often occurs between 30-50 years old.
Symptoms may range from mild to very severe.

Introduction

  • Psoriatic arthritis is a chronic inflammatory seronegative spondyloarthropathy associated w/ psoriasis
  • 6-42% of patients w/ psoriasis may develop psoriatic arthritis
  • Usually develops after an average of 12 yr of cutaneous manifestations
    • Dermatologists are encouraged to monitor for signs & symptoms of psoriatic arthritis every visit
    • All patients suspected of having psoriatic arthritis should be assessed by a rheumatologist so that an early diagnosis can be made & joint damage can be reduced 
  • Can develop at any time including childhood but most often occurs between 30-50 yr old
  • Affects men & women equally

Signs and Symptoms

  • Signs & symptoms include:
    • Peripheral joint pain, stiffness & swelling
    • Axial joint pain, stiffness & swelling
    • Tenderness of the joint & surrounding ligaments & tendons
    • Presence of skin & nail lesions
    • Enthesitis, tenosynovitis & dactylitis
    • Extra-articular manifestations (ie uveitis) 
  • Symptoms range from mild to very severe
    • Severity of the skin disease & the arthritis do not correlate w/ each other
    • Nail disease is commonly found in patients w/ psoriatic arthritis especially those w/ distal interphalangeal joint involvement
    • Psoriatic arthritis may start slowly w/ mild symptoms or may be preceded by a joint injury
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