28 results
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Localized Hair Loss (Alopecia ... Disease • Discoid ... Secondary syphilis #HairLoss ... #Alopecia #Focal ... Diagnosis #Algorithm #causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... • Androgenetic alopecia ... Disease • Discoid ... Diffuse #Focal #HairLoss ... Diagnosis #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
: • Scarring Alopecia ... Skin Disease: Discoid ... , Traction alopecia ... Scaling, pustules, crusts ... #dermatology #Hairloss
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
areas -> Scaring alopecia ... hair follicles -> causes ... follicular plugging -> Discoid ... mechanism) -> Alopecia
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss (Alopecia ... • Androgenetic alopecia ... facial hair) • Alopecia ... stress #Diffuse #HairLoss ... Diagnosis #Algorithm #causes
Secondary Disseminated Syphilis

Case from my residency that @EstradaElJefe helped me publish in JGIM. One important finding
Disseminated Syphilis Case ... is the patchy alopecia ... Photo #SkinRash #Alopecia
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Nummular Dermatits (Discoid ... - Coin shaped (discoid ... Diagnosis #Algorithm #causes
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
: Non-scarring alopecia ... Subacute cutaneous or discoid
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Psoriasis • Alopecia ... Diagnosis #Algorithm #causes
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
What doesn't HIV cause ... ulcers, arthritis, alopecia ... splenomegaly, cytopenias, nausea ... consumption- number one cause