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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
• Hyperthyroid drugs ... Disease • Discoid ... lupus erythematosus ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Skin Disease: Discoid ... lupus erythematosus ... : Lupus erythematosus ... Scaling, pustules, crusts ... Differential #Diagnosis #dermatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
areas -> Scaring alopecia ... hair follicles -> causes ... follicular plugging -> Discoid ... mechanism) -> Alopecia ... Manifestations #pathophysiology
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Localized Hair Loss (Alopecia ... Disease • Discoid ... lupus erythematosus ... Focal #Localized #dermatology ... Diagnosis #Algorithm #causes
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Drug Induced Lupus ... cases, drug-dependent ... Discontinuation of causal ... Positive in 60-80% of cases ... sle #comparison #table
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Irreversible-biopsy required • Lupus ... Vitamin A Excess - Drugs ... • Hyperthyroid drugs ... #dermatology #Differential ... Diagnosis #Algorithm #causes