7 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- small oval scaling ... parallel to lines of skin ... nummular eczema, tinea ... rosea #clinical #dermatology ... #photo #PhysicalExam
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

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

Scarring - Irreversible-biopsy required
 - Infectious
Infectious • Tinea ... - Secondary to Skin ... Shafts • Tinea ... Secondary syphilis #HairLoss ... Focal #Localized #dermatology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Folliculitis decalvans, Tinea ... Capitis - Skin ... Shafts: Tinea Capitis ... Differential #Diagnosis #dermatology ... #Hairloss
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Herald's atch • Tinea ... Papulosquamous #SkinRash ... #dermatology #Differential
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... distribution, sparing ... centered around hair ... #Pustular #SkinRash ... #dermatology #Differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Folliculitis - Any hair-bearing ... collarette of scale • Tinea ... with site, (e.g„ tinea ... ; pruritis #dermatology ... #rash #differential