11 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
complexes • Ex: Systemic ... Lupus Erythematosus ... Syndrome, Contact Dermatitis ... Reactions #Types #Classification ... #Diagnosis #Definitions
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... - hypersensitivity ... lupus erythematosus ... #Diagnosis #Rheumatology ... #Diagnosis
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... lupus erythematosus ... - Contact dermatitis ... #Types #Classification ... #Diagnosis #Reactions
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... Algorithm Vesicles ... • Bullous systemic ... lupus erythematous ... Vesiculobullous #SkinRash
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Algorithm Infectious ... Inflammatory • Systemic ... Lupus Erythematosus ... Splenomegaly #Spleen #Enlarged ... #Hematology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... glomerulonephritis, Systemic ... lupus erythematosus ... Examples: Contact dermatitis ... #table #classification
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
- Differential Diagnosis ... Algorithm Reactive ... • Systemic ... Lupus Erythematosus ... • Acne • Allergy
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Skin Disease Classification ... lupus erythematosus ... #Lupus #Erythematosus ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... ischemia - Skin: erythematous ... lupus erythematosus ... #rheumatology # ... classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • Hypersensitivity ... lupus erythematosus ... #types #classification ... #rheumatology #