12 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Giardiasis #Erythema ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Lymphoma - Comparison ... translocation • Types ... on: - Cell type ... #differential # ... hematology
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... Diagnosis Appearance ... #Differential Diagnosis ... #Dermatology #SkinRash
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash - Differential ... Diagnosis Algorithm ... #Reactive #SkinRash ... #dermatology #Differential ... #causes
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Pruritis • Erythema ... lymph node biopsy (diagnostic ... Immunohistochemical studies (to differentiate ... #lymphoma #diagnosis ... classification #hematology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
form of delayed-type ... Haverhill fever caused ... #comparison #table ... #differential # ... diagnosis #dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Diagnosis? ... dermatophytes cause ... hyperkeratotic w/ erythema ... demarcation line of erythema ... #photo #foot #dermatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Diagnosis Algorithm ... Herald's atch • Tinea ... Papulosquamous #SkinRash ... #dermatology #Differential ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Diagnosis Algorithm ... Well-demarcated erythema ... #Eczematous #SkinRash ... #dermatology #Differential ... #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Diagnosis Algorithm ... stomatitis • Erythema ... #Oral #mouth #SkinRash ... #dermatology #Differential ... #causes