46 results
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... Photo credit, Josh ... Images #Clinical #Dermatology ... #SkinRash #Erythema ... #ENodosum #Photo
Erythema Multiforme: skin eruption secondary to allergic reaction from an antibiotic.

Charlie Goldberg, M.D. - UCSD Catalog
Erythema Multiforme ... Images #Clinical #Dermatology ... #SkinRash #Erythema ... #Trunk #Back #Photo
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... EAC), This is erythema ... the “figurate erythemas ... EAC #clinical #photo ... #dermatology #skinrash
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
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
- Differential Diagnosis ... lasts <24hrs • Erythema ... #Reactive #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... and Differential Diagnosis ... healing process) #Erythema ... #Differential Diagnosis ... #Dermatology #SkinRash
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
www.medscape.com/slideshow/dermatology-mnemonics ... -6011359#5 #diagnosis ... differential #symptoms #signs ... #dermatology #skin ... #skinrash
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
extensive edema, erythema ... Images #Clinical #Photo ... #Dermatology #SkinRash
"Liver palms"
Palmar erythema 

#clinical #diagnosis #PhysicalExam 
#hands #liver #hepatology #cirrosis
#photo
palms" Palmar erythema ... #clinical #diagnosis ... #PhysicalExam ... hepatology #cirrosis #photo
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Male - Dimple sign ... Dermatofibroma #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo