8 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Sarcoidosis or Lofgren's syndrome ... #Causes #Differential ... #Diagnosis #Dermatology ... #SkinRash
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... Diagnosis Appearance ... #Differential Diagnosis ... #Dermatology #SkinRash ... #Clinical
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Diagnosis Framework ... vasculitis • Erythema ... Disease • Cogan syndrome ... Vasculitis #skin #dermatology ... differential #diagnosis
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
Cutaneous manifestations ... Pyoderma gangrenosum, Erythema ... #differential # ... diagnosis #dermatology ... #oncology #clinical
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
causes: infections (cutaneous ... autoimmune conditions, medications ... Erythema nodosum ... comparison #table #differential ... #diagnosis #dermatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
vasculitis) • Cutaneous ... nodosum (septal ... like lesions, erythema ... (Clinical Dx). ... Behcet disease) Differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome ... Viral Infection Clinical ... presentation) • Cutaneous ... younger pts) Differential ... hemolytic #anemia #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
gangrenosum • Cutaneous ... • Erythema elevatum ... anemia due to cold ... Paraproteinemias #Hematology ... #Diagnosis #Oncology