15 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
- Differential Diagnosis ... Folliculitis decalvans, Tinea ... Disease: Discoid lupus ... Broken Hair Shafts: Tinea ... Scarring Alopecia: Lupus
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... • Contact dermatitis ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #Differential #Diagnosis
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... ) Differential Diagnosis ... Infectious • Tinea ... • Discoid lupus ... Shafts • Tinea
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
- Differential Diagnosis ... Herald's atch • Tinea ... soles • Discoid Lupus ... Papulosquamous #SkinRash ... #Differential #Diagnosis
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
HIV - Hepatitis, dermatitis ... anything L - Lupus ... Could be lupus in ... Fevers, weight loss ... SHALLOTS #Mnemonic #Diagnosis
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
• Ex: Systemic Lupus ... Syndrome, Contact Dermatitis ... Reactions #Types #Classification ... #Diagnosis #Definitions
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Glomerulonephritis (RPGN) - Loss ... IgA nephropathy, lupus ... Glomerulonephritis #RPGN #Classification ... #Differential #Diagnosis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
glomerulonephritis, Systemic lupus ... Examples: Contact dermatitis ... allergy #table #classification ... #comparison
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... Pathophysiology Comparison ... external fluid loss ... #criticalcare #diagnosis ... #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
, and systemic lupus ... - Contact dermatitis ... Hypersensitivity #Types #Classification ... Pathophysiology #Allergy #Diagnosis