9 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... - Differential diagnosis ... : secondary syphilis ... nummular eczema, tinea ... #photo #PhysicalExam
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
sclerosis (white "ash ... Localized Acquired • Tinea ... hyperpigmented) • Pityriasis ... #dermatology #Differential ... #Diagnosis #Algorithm
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Diagnosis Algorithm ... phenomenon • Pityriasis ... Herald's atch • Tinea
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
of hair, eyes, skin ... sclerosis (white "ash ... hyperpigmented) • Pityriasis ... #dermatology #Differential ... #Diagnosis #Algorithm
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... skin of inflamed ... erythema around soles ... #foot #dermatology
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Reaction - Pityriasis ... meningococcaemia - Syphilis ... Macules #Papules #Rash ... #Algorithm #Diagnosis ... #Dermatology #Skin
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

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

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... Algorithm Scarring ... - Secondary to Skin ... • Secondary syphilis ... #Localized #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
eczema - Palms, soles ... dorsal aspect of foot-shoe ... • Pityriasis ... #rash #differential ... #diagnosis #skin