Which physical findings are characteristic of reactive arthritis (ReA)?

Updated: Dec 24, 2020
  • Author: Carlos J Lozada, MD; Chief Editor: Herbert S Diamond, MD  more...
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Physical findings in ReA may include the following:

  • Musculoskeletal system - Asymmetric oligoarthritis affecting the weight-bearing joints, predominantly of the lower extremities; sausage-shaped finger (dactylitis); enthesopathy; sacroiliitis

  • Skin and nails - Keratoderma blennorrhagicum; erythema nodosum (uncommon); onychodystrophy

  • Eyes - Conjunctivitis; anterior uveitis; keratitis; scleritis; episcleritis; cataracts; hypotony; glaucoma; corneal ulceration; disc or retinal edema; retinal vasculitis; optic neuritis; dacryoadenitis

  • GU tract - Meatal edema and erythema and clear mucoid discharge; prostatitis; vulvovaginitis; circinate balanitis (balanitis circinata); cervicitis; cystitis; salpingo-oophoritis; pyelonephritis; bartholinitis

  • GI tract - Diarrhea; abdominal pain; lesions resembling inflammatory bowel disease on ileocolonoscopy

  • Other systems - Cardiac (aortitis, aortic regurgitation, transient conduction abnormalities, myocarditis, pericarditis); renal (proteinuria, microhematuria, amyloid deposits, immunoglobulin A [IgA] nephropathy)

See Presentation for more detail.

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