20 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 ... #causes
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

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

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

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
(Alopecia) - Differential ... Diagnosis Algorithm ... stress #Diffuse #HairLoss ... #Alopecia #dermatology ... #causes
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Diagnosis Algorithm ... Trunk #Sacral #SkinRash ... #dermatology #Differential ... #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Diagnosis Algorithm ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... centered around hair ... #Pustular #SkinRash ... #dermatology #Differential ... #causes
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
- Differential ... Diagnosis Algorithm ... hypopigmentation of hair ... #dermatology #Differential ... #causes
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Vascular #Vasculitis #SkinRash ... #dermatology #Differential ... #causes