20 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... required • Lupus erythematosus ... Discoid lupus erythematosus ... Differential #Diagnosis #Algorithm ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Differential Diagnosis Algorithm ... Pruritic / Scaly / Erythematous ... Differential #Diagnosis #Algorithm ... #causes
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Manifestations: Malar rash ... Photosensitivity, Alopecia ... Positive in 60-80% of cases ... life-threatening • Treatment
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... Differential Diagnosis Algorithm ... Reactive erythematous ... Differential #Diagnosis #Algorithm ... #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... Differential Diagnosis Algorithm ... systemic lupus erythematous ... Differential #Diagnosis #Algorithm ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... Differential Diagnosis Algorithm ... Pruritic/Scaly/Erythematous ... Differential #Diagnosis #Algorithm ... #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... Differential Diagnosis Algorithm ... Erythrematous ... Discoid Lupus Erythematous ... #causes
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... Systemic Lupus Erythematosus ... Manifestations: Malar rash ... Photosensitivity, Alopecia ... life-threatening • Treatment
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Localized Hair Loss (Alopecia ... Differential Diagnosis Algorithm ... Discoid lupus erythematosus ... Differential #Diagnosis #Algorithm ... #causes
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
important to make treatment ... petechial/purpuric, erythematous ... rashes into these classes ... petechiae; #purpura; #rash