Last reviewed: November 2017
Last updated: November  2017

Summary

Definition

History and exam

Key diagnostic factors

  • personal or family history of psoriasis
  • joint pain and stiffness
  • peripheral arthritis
  • dactylitis
  • hx of scalp or nail problems

Other diagnostic factors

  • pain at site of tendon attachment
  • spinal stiffness
  • reduction of cervical spine mobility

Risk factors

  • psoriasis
  • FHx of psoriasis or psoriatic arthritis
  • hx of joint or tendon trauma
  • HIV infection

Diagnostic investigations

1st investigations to order

  • plain film radiographs of the hands and feet
  • ESR and CRP
  • rheumatoid factor
  • anti-CCP antibody
  • lipid profile
  • fasting blood glucose
  • uric acid level
  • synovial fluid aspiration and analysis
Full details

Investigations to consider

  • plain film radiographs of the spine and pelvis
  • MRI scan of sacroiliac joints
Full details

Emerging tests

  • joint ultrasound
Full details

Treatment algorithm

Contributors

Authors VIEW ALL

Consultant Rheumatologist

Mayo Clinic

Rochester

MN

Disclosures

CJM is an author of a reference cited in this monograph.

Peer reviewers VIEW ALL

Senior Lecturer in Rheumatology

University of Leeds

Leeds

UK

Disclosures

PSH is an author of some references cited in this monograph.

Professor and Chief

Section of Rheumatology

Department of Internal Medicine

LSU Health Sciences Center

New Orleans

LA

Disclosures

LRE declares that he has no competing interests.

Associate Professor

Department of Medicine

University of Otago, Wellington

Wellington

New Zealand

Disclosures

WJT is an author of some references cited in this monograph.

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