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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... - Secondary to Skin ... Diffuse #Focal #HairLoss ... #Alopecia #dermatology ... Diagnosis #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin ... Examination: • Signs ... Diagnosis #dermatology ... #Hairloss
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
- Differential ... - Secondary to Skin ... Secondary syphilis #HairLoss ... #Localized #dermatology ... Diagnosis #Algorithm #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... / Erythematous lesions ... centered around hair ... body folds with satellite ... Diagnosis #Algorithm #causes
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
(Alopecia) - Differential ... stress #Diffuse #HairLoss ... #Alopecia #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
scaly annular lesions ... inflammation onto hair ... follicles -> causes ... inflammation on skin ... pathophysiology #diagnosis #signs
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Auspitz sign, Koebner's ... Papulosquamous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... Folliculitis - Any hair-bearing ... macerated areas with satellite ... ; pruritis #dermatology ... #rash #differential
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... The signs and symptoms ... areas (5-25) ▪ Hair ... resembling rashes caused ... Clinical #Photo #Dermatology