Difference between revisions of "Erythema nodosum"

(Associated Disease Processes)
(Clinical Features)
 
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==Clinical Features==
 
==Clinical Features==
[[File:erythema nodosum.JPG|thumbnail]]
+
[[File:ENlegs.jpg|thumb|Erythema nodosum in a person who had recently had streptococcal pharyngitis]]
 +
[[File:A single EN.jpg|thumb|A single lesion of erythema nodosum.]]
 +
[[File:erythema nodosum.JPG|thumb|]]
 
*Painful
 
*Painful
 
*Non-ulcerative nodules
 
*Non-ulcerative nodules
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==Differential Diagnosis==
 
==Differential Diagnosis==
*Erysipelas
+
*[[Erysipelas]]
*Erythema induratum (nodular vasculitis)
+
*Erythema induratum (nodular [[vasculitis]])
 
*Familial Mediterranean Fever
 
*Familial Mediterranean Fever
 
*[[Insect bites]]
 
*[[Insect bites]]
*Superficial thrombophlebitis
+
*[[Superficial thrombophlebitis]]
 
*Thrombophlebitis
 
*Thrombophlebitis
 
*[[Urticaria]]
 
*[[Urticaria]]
  
 
==Evaluation==
 
==Evaluation==
 +
[[File:PMC3505767 ad-24-383-g002.png|thumb|Erythema nodosum. (A) Symmetric, smooth and shiny, erythematous nodules affecting the both shins of the parient. (B) Classical appearance of septal inflammation.]]
 
*Clinical diagnosis
 
*Clinical diagnosis
  
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==Disposition==
 
==Disposition==
 +
*Typically outpatient
  
 
==References==
 
==References==

Latest revision as of 21:46, 10 September 2020

Background

  • Often marker for systemic disease
  • Most common in women 30-50 years of age
    • 1:6 male to female
  • Usually a self-limited disease, resolving in 3-6 wks

Associated Disease Processes

Clinical Features

Erythema nodosum in a person who had recently had streptococcal pharyngitis
A single lesion of erythema nodosum.
Erythema nodosum.JPG
  • Painful
  • Non-ulcerative nodules
  • Violaceous, erythematous
  • Usually anterior tibia, arms, trunk

Differential Diagnosis

Evaluation

Erythema nodosum. (A) Symmetric, smooth and shiny, erythematous nodules affecting the both shins of the parient. (B) Classical appearance of septal inflammation.
  • Clinical diagnosis

Management

  • Treat underlying cause
  • NSAIDs
  • RICE, cool wet compresses

Disposition

  • Typically outpatient

References