79 results
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 ... #Erythema #Annulare ... #dermatology #skinrash
Erythema Multiforme: skin eruption secondary to allergic reaction from an antibiotic.

Charlie Goldberg, M.D. - UCSD Catalog
Erythema Multiforme ... #Dermatology #SkinRash ... #Erythema #Multiforme
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... #Dermatology #SkinRash ... #Erythema #ENodosum
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Giardiasis #Erythema ... #Dermatology #SkinRash
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
lasts <24hrs • Erythema ... nodules on shins • Erythema ... #Reactive #SkinRash
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... healing process) #Erythema ... #Dermatology #SkinRash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Dermatomyositis Erythema ... Lyme disease Erythema ... Eosinophilic fasciitis Erythema ... differential #diagnosis #rheumatology
Stenosing Flexor Tenosynovitis or Trigger Finger on Physical Exam

Dr. Sergi Barrera @dr.sergibarrera

#TriggerFinger #Trigger #Finger #Stenosing #flexor
tenosynovitis #msk ... #orthopedics #rheumatology
Dupuytren's Contracture (Palmar Fibromatosis) on Physical Exam

#Dupuytrens #Contracture #Palmar #Fibromatosis #clinical #video #physicalexam #msk #hand #orthopedics
#physicalexam #msk ... #orthopedics #rheumatology
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
extensive edema, erythema ... #Dermatology #SkinRash