12 results
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... : • Systemic Lupus ... Erythematosus (SLE ... the cause: • Arthritis ... sickness #TypeIII #Type3
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... Types and Their ... glomerulonephritis, rheumatoid arthritis ... , and systemic lupus ... #Types #Classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Types II and III ... vasculitis • Hypersensitivity ... (e.g. systemic lupus ... #classification ... #rheumatology #
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... vasculitis - hypersensitivity ... - systemic lupus ... dermatomyositis #Size #Classification ... Vessels #Diagnosis #Rheumatology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... • Arthritis domain ... low C4, Low C3 and ... #Criteria #SLE ... Erythematosus #diagnosis #rheumatology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
of hypersensitivity ... Examples: Rheumatoid arthritis ... glomerulonephritis, Systemic lupus ... Graft rejection #hypersensitivity ... allergy #table #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Skin Disease Classification ... Non-autoimmune rheumatologic ... Kikuchi disease • Type-I ... Erythematosus #Diagnosis #Rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Systemic lupus ... SJIA], systemic lupus ... erythematosus [SLE ... • Drug-induced hypersensitivity ... #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Diseases • Septic arthritis ... joint • Systemic lupus ... Tests for All Types ... diagnosis #testing #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... GCA (Giant Cell Arteritis ... often causes arthritis ... inflammation Hypersensitivity ... Differential #Diagnosis #Rheumatology