Reactive arthritis: Difference between revisions

(Text replacement - "==Diagnosis==" to "==Evaluation==")
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==Background==
==Background==
*Seronegative spondyloarthropathy that manifests as an acute, asymmetric, oligoarthritis (LE>UE) that occurs 2-6 weeks after infection
*Associated with bacterial infections
*Associated with bacterial infections
**Shigella, Salmonella, Campylobacter, Chlamydia, etc.
**Shigella, Salmonella, Campylobacter, Chlamydia, etc.
*Classic triad: urethritis, conjunctivitis, and arthritis ("Can't pee, can't see, can't climb a tree")


==Clinical Features==
==Clinical Features==
*Can't see, Can't pee, Can't climb a tree
*Preceding Infection
**(Classical triad in 1/3 of patients)
**[[Urethritis]]: generally caused by Chlamydia or Ureaplasma
**Conjunctivitis or uveitis
**Enteritis: generally caused by Salmonella or Shigella
**Nongonococcal urethritis
**Preceding infection may be clinically silent
**Asymmetric oligoarthritis
*Musculoskeletal symptoms
**[[Arthritis]]: oligoarthritis, usually in the lower extremities
**Enthesitis (pain at insertion sites)
**[[Dactylitis]] (sausage digits)
**[[Low back pain]]
*Extraarticular symptoms
**[[Conjunctivitis]] (less frequently [[uveitis]], [[keratitis]])
**GU symptoms
**Oral lesions
**Cutaneous and nail changes
*Keratoderma blennorrhagicum<ref>Wolff K, Johnson R, Saavedra AP. The Skin in Immune, Autoimmune, and Rheumatic Disorders. In: Wolff K, Johnson R, Saavedra AP. eds. Fitzpatrick's Color Atlas and Synopsis of Clinical Dermatology, 7e. New York, NY: McGraw-Hill; 2013.</ref>
*Keratoderma blennorrhagicum<ref>Wolff K, Johnson R, Saavedra AP. The Skin in Immune, Autoimmune, and Rheumatic Disorders. In: Wolff K, Johnson R, Saavedra AP. eds. Fitzpatrick's Color Atlas and Synopsis of Clinical Dermatology, 7e. New York, NY: McGraw-Hill; 2013.</ref>
**Develops in 15% of patients
**Develops in 15% of patients
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{{Differencial Diagnosis Migratory Arthritis}}
{{Differencial Diagnosis Migratory Arthritis}}
==Evaluation==
==Evaluation==
*Clinical diagnosis
*Clinical diagnosis
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==Management==
==Management==
*NSAIDs
*Treat inciting infection
*Antibiotics not needed for postdysentery form
*Symptomatic treatment of arthritis
*Consider doxycycline in chlamydia
**[[NSAIDs]] are first line ([[naproxen]], [[diclofenac]], [[indomethacin]])
**Intraarticular and systemic steroids for NSAID refractory


==Disposition==
==Disposition==

Revision as of 03:05, 30 December 2016

Background

  • Seronegative spondyloarthropathy that manifests as an acute, asymmetric, oligoarthritis (LE>UE) that occurs 2-6 weeks after infection
  • Associated with bacterial infections
    • Shigella, Salmonella, Campylobacter, Chlamydia, etc.
  • Classic triad: urethritis, conjunctivitis, and arthritis ("Can't pee, can't see, can't climb a tree")

Clinical Features

  • Preceding Infection
    • Urethritis: generally caused by Chlamydia or Ureaplasma
    • Enteritis: generally caused by Salmonella or Shigella
    • Preceding infection may be clinically silent
  • Musculoskeletal symptoms
  • Extraarticular symptoms
  • Keratoderma blennorrhagicum[1]
    • Develops in 15% of patients
    • Found on palm/soles. Vesicles/pustules with yellow/brown color. Appears similar to pustular psoriasis

Differential Diagnosis

Monoarticular arthritis

Algorithm for Monoarticular arthralgia

Oligoarthritis

Polyarthritis

Algorithm for Polyarticular arthralgia

Migratory Arthritis

Evaluation

Management

Disposition

  • Outpatient follow up, with DMARDs if refractory to NSAIDs
  • 70% self-limited disease

See Also

External Links

References

  1. Wolff K, Johnson R, Saavedra AP. The Skin in Immune, Autoimmune, and Rheumatic Disorders. In: Wolff K, Johnson R, Saavedra AP. eds. Fitzpatrick's Color Atlas and Synopsis of Clinical Dermatology, 7e. New York, NY: McGraw-Hill; 2013.