11 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
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... : In this case, ... Photo credit, Josh ... Images #Clinical #Dermatology ... #SkinRash #Erythema
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... #Nodosum #Causes ... #Differential Diagnosis ... #Dermatology #SkinRash
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash - Differential ... lasts <24hrs • Erythema ... #Reactive #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... EAC), This is erythema ... Most cases are idiopathic ... EAC #clinical #photo ... #dermatology #skinrash
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential ... Acute bursitis • Erythema ... thrombophlebitis • Hematoma ... Pseudocellulitis #Differential ... #dermatology #skin
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash - Differential ... Well-demarcated erythema ... #Eczematous #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
an old house & works ... heaped up borders); differential ... Blastomycosis #SkinRash ... #dermatology #clinical ... #photo
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Skin Ulcers - Differential ... stomatitis • Erythema ... #Oral #mouth #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Erythroderma: Marked inflammation and scaling which can result from a variety of medical conditions.
In this case,
In this case, associated ... The erythema is ... Images #Clinical #Dermatology ... #SkinRash #Erythroderma ... MycosisFungoides #Photo