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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Focal) Differential ... erythematosus ... totalis (all scalp ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... cellulitis of the scalp ... Disease: Discoid lupus ... erythematosus, ... : Lupus erythematosus
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Diagnosis Algorithm Erythrematous ... soles • Discoid Lupus ... Erythematous - ... #Differential # ... Diagnosis #Algorithm #causes
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Irreversible-biopsy required • Lupus ... erythematosus ... totalis (all scalp ... #dermatology #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 ... Photosensitivity, Alopecia ... Positive in 60-80% of cases ... #Systemic #Erythematosus ... Management #Summary #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia ... Differential ... Malignancy (e.g. hematologic ... • Nonscarring alopecia ... vein thrombosis Hematologic
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash - Differential ... Eczematous - Pruritic/Scaly ... papules and vesicles ... #Differential # ... Diagnosis #Algorithm #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash - Differential ... Algorithm Pruritic / Scaly ... papules and pustules ... Pustular #SkinRash #dermatology ... #Differential #
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
closed comedones, erythematous ... honey-colored crusts ... progress from erythematous ... ; pruritis #dermatology ... #rash #differential
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
) - Differential ... • Discoid lupus ... erythematosus ... #Differential # ... Diagnosis #Algorithm #causes