19 results
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... Bullous systemic lupus ... drug eruption #Vesicular ... Vesiculobullous #SkinRash ... #Algorithm #causes
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
cases, drug-dependent ... NPSLE rare, Malar rash ... Manifestations: Malar rash ... Positive in 60-80% of cases ... #sle #comparison
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... Diagnosis Algorithm ... : • Palpable Rash ... • Non-Palpable Rash ... #Algorithm #Causes
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... Algorithm Reactive ... on palms soles and ... #Reactive #SkinRash ... #Algorithm #causes
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
response -> Subacute cutaneous ... hair follicles -> causes ... plugging -> Discoid Rash ... Malar (butterfly) Rash ... pathophysiology #diagnosis
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
migrans skin Rash ... rash. diagnosis ... migrating serpiginous rash ... larva #migrans #skinRash ... dermatology #clinical #photo
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Algorithm. ... disruption of vascular ... vasculiitis. 2) When cutaneous ... commonly renal and ... #Dermatology #Rash
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Algorithm Pruritic ... Erythematous papules and ... #Pustular #SkinRash ... #Algorithm #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential Diagnosis ... soles • Discoid Lupus ... Papulosquamous #SkinRash ... #Algorithm #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Rash is usually ... chronicum migrans • Rash ... Fever + facial rash ... • Evanescent rash ... Acute systemic rash