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Arthritis, Psoriatic

Nikki A. Levin, MD, PhD and Lorena C. Dollani, MD Reviewed 06/2020
 


BASICS

A chronic, destructive, seronegative arthropathy most common in patients with long-standing psoriasis 

DESCRIPTION

  • Psoriatic arthritis (PsA) is a seronegative spondyloarthropathy characterized by...

DIAGNOSIS

  • A history of inflammatory arthritis, dactylitis, or enthesitis in patients with existing psoriasis helps establish the diagnosis. It can be difficult to differentiate PsA from other inflamma...

TREATMENT

GENERAL MEASURES

Physical therapy and/or occupational therapy benefit all stages of disease. 
  • Treatment algorithms for PsA are based on severity of joint symptoms, extent of structural damage,...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

Epidemiologic data suggest a relationship between psoriasis, metabolic syndrome, myocardial infarction, and stroke. Control of weight, blood pressure, lipids, and...

REFERENCES

1
Ritchlin CT, Colbert RA, Gladman DD. Psoriatic arthritis. N Engl J Med.  2017;376(10):957–970. [View Abstract on OvidMedline]
2
Ahmed N, Prior JA, Chen Yet al. Prevalence of cardiovascu...

ADDITIONAL READING

  • Donahue KE, Jonas D, Hansen RAet al. Drug Therapy for Psoriatic Arthritis in Adults: Update of a 2007 Report. Rockville, MD: Agency for Healthcare Research and Quality; 2012. [Vie...

CODES

ICD10

  • L40.50 Arthropathic psoriasis, unspecified

  • L40.51 Distal interphalangeal psoriatic arthropathy

  • L40.53 Psoriatic spondylitis

  • L40.52 Psoriatic arthritis mutilans

  • L40.59 Other psoriatic arthropath...

CLINICAL PEARLS

  • One in four patients with psoriasis develops psoriatic arthritis (PsA).

  • The severity of psoriasis correlates with the likelihood of developing arthritis, not the severity of arthritis.

  • C...

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