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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... - Secondary to Skin ... Disease • ... Congenital hair shaft ... #Diagnosis #Algorithm
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Localized / Focal ... Capitis - Skin ... Disease: Discoid ... Examination: • Signs ... of any comorbid disease
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... - Secondary to Skin ... Disease • ... Congenital hair shaft ... #Focal #Localized
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Multi-system autoimmune disease ... thickening Signs ... and Symptoms: ... Raynaud's, digital ulcers ... #diagnosis #signs
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
cells -> Incr local ... inflammation on skin ... > Mouth, Nasal Ulcers ... pathophysiology #diagnosis #signs ... #symptoms #complications
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
inflamed response to local ... skin injury) • ... meningitis), MCC CNS symptoms ... diagnosis #management #signs ... #symptoms #rheumatology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
hair follicles -> Alopecia ... esp legs) -> Leg Ulcers ... interstitial lung disease ... pathophysiology #signs ... #symptoms #diagnosis
Rheumatoid Arthritis - Signs and Symptoms
 • Ocular: Keratoconjunctivitis sicca, Episcleritis, Scleritis, Scleromalacia perforans
 • Pulmonary:
Rheumatoid Arthritis - Signs ... and Symptoms • ... Complications of DMARDs • Skin ... gastritis and peptic ulcer ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
livedo reticularis, ulcers ... genital aphthous ulcers ... Presentation - Systemic Symptoms ... purpura: strong sign ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... livedo reticularis, ulcers ... • Progressive symptoms ... genital aphthous ulcers