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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... totalis (all scalp ... - Secondary to Skin ... #HairLoss #Alopecia ... #Diagnosis #Algorithm
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Localized / Focal ... cellulitis of the scalp ... Capitis - Skin ... Examine the entire skin ... #Hairloss
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... - Secondary to Skin ... Secondary syphilis #HairLoss ... #Alopecia #Focal ... #Localized #dermatology
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Differential Diagnosis Algorithm ... totalis (all scalp ... stress #Diffuse #HairLoss ... #Alopecia #dermatology ... Differential #Diagnosis #Algorithm
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Diagnosis Algorithm ... Papulosquamous #SkinRash #dermatology ... Differential #Diagnosis #Algorithm
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
cutaneous lupus: scaly ... areas -> Scaring alopecia ... cells -> Incr local ... inflammation on skin ... Malar (butterfly) Rash
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... Diagnosis Algorithm ... Eczematous - Pruritic/Scaly ... distinct margins on scalp
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Differential Diagnosis Algorithm ... Pruritic / Scaly ... Pustular #SkinRash #dermatology ... Differential #Diagnosis #Algorithm
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... Urinalysis • Fecal ... cryoglobulins • Skin ... Differential #Diagnosis #Algorithm ... #Causes #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... Eruptions (Face/Scalp ... Inflammatory, pus-filled sore ... Generalized itchy rash ... Differential #Diagnosis #Dermatology