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

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

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
: • Scarring Alopecia ... Skin Disease: Discoid ... , Traction alopecia ... totalis, Alopecia ... #dermatology #Hairloss
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Localized Hair Loss (Alopecia ... Disease • Discoid ... Brocq • Alopecia ... Secondary syphilis #HairLoss ... #Alopecia #Focal
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
areas -> Scaring alopecia ... follicular plugging -> Discoid ... mechanism) -> Alopecia ... diagnosis #signs #symptoms
Colchicine Toxicity 
Naturally-occurring plant alkaloid [Autumn Crocus and Glory Lilly]
2-24 hrs 
 • Severe GI distress
• Transient alopecia ... Toxicity #Toxicology #Symptoms
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
: Non-scarring alopecia ... Subacute cutaneous or discoid
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 ... #Alopecia #dermatology
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
- Dermatitis, alopecia ... diagnosis #signs #symptoms
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
hair follicles -> Alopecia ... pathophysiology #signs #symptoms
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
autoantibodies • Discoid ... and permanent alopecia ... • Nonscarring alopecia ... Induced Lupus: • Symptoms