7 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
lgE antibodies ... during hemolytic disease ... glomerulonephritis, rheumatoid ... lupus erythematosus ... #Types #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
days - Examples: Rheumatoid ... lupus erythematosus ... #reactions #types ... #classification ... #comparison
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
respectively, having rheumatoid ... Elevated serum rheumatoid ... lupus erythematosus ... (SLE), rheumatoid ... #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... rashErythematous ... ANCA-associated vasculitis, rheumatoid ... #Systemic #Lupus
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
• A dermatosis ... form of delayed-type ... hypersensitivity ... observed in acute rheumatic ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... rheumatic diseases ... lupus erythematosus ... , drug reactions ... #classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
rheumatic diseases ... , such as SLE, atherosclerotic ... disease, drug reactions ... ischemia • Skin: Erythematous ... , mucositis • Rash