116 results
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Noninfectious: SJS ... /TEN, Erythema Multiforme ... SCVMCMed #Fever #Rash ... Differential #Diagnosis #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
potential inciting causes ... Haverhill fever caused ... Rash is usually ... Fever + facial rash ... differential #diagnosis #dermatology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Giardiasis #Erythema ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... lasts <24hrs • Erythema ... nodules on shins • Erythema ... Reactive #SkinRash #dermatology ... Diagnosis #Algorithm #causes
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
DRESS Syndrome vs SJS ... : 2-8 weeks • Rash ... lymphocytes and eos SJS ... : 4-28 days • Rash ... comparison #table #dermatology
Illustrative examples of culture-confirmed erythema migrans. A, A single erythema migrans lesion of 8.5 × 5.0
culture-confirmed erythema ... A, A single erythema ... Patient with >40 erythema ... #Clinical #Dermatology ... #Rash #ErythemaMigrans
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
extensive skin rash ... to a coalescing erythema ... drug reaction • SJS ... disease: symptomatic treatment ... DRESS #Syndrome #dermatology
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Lyme Disease (erythema ... Syndrome - Erythema ... Lyme Disease (erythema ... Macules #Papules #Rash ... Algorithm #Diagnosis #Dermatology
Heliotrope Rash in Dermatomyositis

Peri-orbital edema and the heliotrope rash that we are all familiar with. Eyelid
Heliotrope Rash ... the heliotrope rash ... The heliotrope rash ... of “violaceous” erythema ... Dermatomyositis #Dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Dermatomyositis Erythema ... Lyme disease Erythema ... Sarcoidosis #dermatology