28 results
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... healing process) #Erythema ... Diagnosis #Dermatology ... #SkinRash #Clinical
Erythema Multiforme: skin eruption secondary to allergic reaction from an antibiotic.

Charlie Goldberg, M.D. - UCSD Catalog
Erythema Multiforme ... UCSD Catalog of Clinical ... Images #Clinical ... #Dermatology #SkinRash ... #Erythema #Multiforme
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... UCSD Catalog of Clinical ... Images #Clinical ... #Dermatology #SkinRash ... #Erythema #ENodosum
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash - Differential ... lasts <24hrs • Erythema ... nodules on shins • Erythema ... #Reactive #SkinRash ... #dermatology #Differential
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Giardiasis #Erythema ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology ... #SkinRash
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... EAC), This is erythema ... Centrifugum #EAC #clinical ... #photo #dermatology ... #skinrash
Quick review on streptococcal skin infections. 

Images from dermnet.nz

#diagnosis #clinical #differential #dermatology #skinrash #skin
#diagnosis #clinical ... #differential # ... dermatology #skinrash
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
extensive edema, erythema ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Necrotizing
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... marrow disease - DIC ... reactions • Erythema ... Vasculopathy #Purpura #Differential ... #nonpalpable #dermatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Thrombocytopenia - Differential ... - Bacterial: Sepsis ... Microangiopathy: DIC ... Thrombocytopenia #Differential ... Diagnosis #Framework #hematology