22 results
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Parvovirus B19, Varicella ... , Disseminated HSV ... Noninfectious: SJS/TEN, Erythema ... Diagnosis #dermatology
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... Reactive #SkinRash #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... • A chronic skin ... include: infections (HSV ... comparison #table #differential ... #diagnosis #dermatology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... Infectious • Varicella ... Vesiculobullous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... Vesicles/Bullae: • Varicella ... / Systemic == Blood ... #generalized #dermatology ... Diagnosis #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... meningitidis - Varicella ... Ig A vasculitis/HSP ... reactions • Erythema ... #nonpalpable #dermatology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
with pharyngeal erythema ... with pharyngeal erythema ... & hemorrhagic rash ... meningoencephalitis • Varicella-Zoster ... that persists as skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... cryoglobulins • Skin ... #Differential # ... #dermatology #physicalexam
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... reticularis Differential ... vasculitis (inflamed blood ... #rash #diagnosis
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... to a coalescing erythema ... Edema in 70% of cases ... Resolution > 15 days Differentials ... DRESS #Syndrome #dermatology