26 results
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... HIV, Parvovirus B19 ... gonorrhea, Rickettsial diseases ... Diagnosis #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Human parvovirus B19 ... infection Malar rash ... Sarcoidosis #dermatology ... #skin #rashes #differential
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
stages of this disease ... with or without treatment ... , but without treatment ... #Diagnosis #Clinical ... #Photo #Dermatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Clinical triad ... arthritis, Skin rash ... fraction < 20% Differential ... diagnosis #management #treatment
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... #rash #diagnosis
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Figure 4, page 12 ... in vasculitic diseases ... petechial or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
extensive skin rash ... Resolution > 15 days Differentials ... : symptomatic treatment ... • Severe disease ... DRESS #Syndrome #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Skin Lesions - Differential ... Generalized itchy rash ... psoriasis (GPP) 12 ... Skin #Lesions #Differential ... #Diagnosis #Dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
early localized disease ... called "Bazin's disease ... acute Parvovirus B19 ... comparison #table #differential ... #diagnosis #dermatology
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
Diagnosis is clinical ... No treatment is ... one-time dose of 12 ... migrans #skinRash #dermatology ... #clinical #photo