5836 results
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... Nodosum has occured ... SkinRash #Erythema #ENodosum
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema Nodosum ... #Erythema #Nodosum ... #Differential #Diagnosis
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... and Differential Diagnosis ... #Erythema #Nodosum ... #Differential Diagnosis
Löfgren Syndrome in Sarcoidosis
 • Hilar Lymphadenopathy 
 • Acute Polyarthritis (usually ankles)
 • Erythema Nodosum
joo
) • Erythema Nodosum ... Lofgren #Syndrome #diagnosis
Red Leg - Cellulitis Mimickers
 - Unilateral
     • Contact Dermatitis
• Erythema Nodosum ... mimickers #redleg #diagnosis
Dermatologic Extraintestinal Manifestations in IBD - IBD Algorithm

Erythema Nodosum
Pyoderma Gangrenosum
Metastatic Crohn's Disease
Sweet Syndrome
EBA

Dr. Wade Billings @wabillin

#Dermatologic
Algorithm Erythema Nodosum ... #dermatology #diagnosis
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
- Differential Diagnosis ... 24hrs • Erythema Nodosum ... #Differential #Diagnosis
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema Nodosum ... #Erythema #Nodosum ... #Differential #Diagnosis
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential Diagnosis ... Imperative to diagnose ... bursitis • Erythema nodosum ... Polyarthritis nodosum ... #Differential #Diagnosis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
- Differential Diagnosis ... Polyarteritis nodosum ... #Differential #Diagnosis