11 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... erythematosus, ... : Lupus erythematosus ... • Drugs: Oral ... #alopecia #Differential
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... Diagnosis Algorithm ... erythematosus ... - Drugs • Oral ... #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Diagnosis Algorithm ... Bullous systemic lupus ... erythematous ... Vesiculobullous #SkinRash ... #causes
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
Great Mimickers - SHALLOTS ... HIV - Hepatitis, dermatitis ... ulcers, arthritis, alopecia ... Fevers, weight loss ... Mnemonic #Diagnosis #Differential
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... (Alopecia) - Differential ... erythematosus ... - Drugs • Oral ... #causes
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
arthritis, weight loss ... Skin Disease Classification ... and permanent alopecia ... Differential ... folds • Painless oral
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Localized Hair Loss ... (Alopecia) - Differential ... • Discoid lupus ... erythematosus ... #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Diagnosis Algorithm ... Erythrematous ... soles • Discoid Lupus ... Papulosquamous #SkinRash ... #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... Lichen planus • Lupus ... erythematosus ... #mouth #SkinRash ... #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... - Recurrent oral ... erythematosus, ... Anorexia • Weight loss ... #rheumatology #classification