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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... • Aplasia cutis ... Shafts • Tinea ... #causes
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
Diagnosis Algorithm ... Diffuse Congenital ... hypopigmentation of hair ... Localized Acquired • Tinea ... #causes
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Hyperpigmentation - Differential ... Diagnosis Algorithm ... hypopigmentation of hair ... • Melasma • Tinea ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Diagnosis Algorithm ... drinks • Perioral Dermatitis ... centered around hair ... thick honey-yellow crusts ... #Pustular #SkinRash
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Folliculitis decalvans, Tinea ... Shafts: Tinea Capitis ... Traction alopecia Diffuse ... Scaling, pustules, crusts
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Diagnosis Algorithm ... blisters, possibly crusts ... • Contact dermatitis ... Vesiculobullous #SkinRash ... #causes
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Loss (Alopecia) - Differential ... Diagnosis Algorithm ... Infectious • Tinea ... • Aplasia cutis ... #causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Folliculitis - Any hair-bearing ... honey-colored crusts ... collarette of scale • Tinea ... with site, (e.g„ tinea ... dermatology #rash #differential