9 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
• Seronegative Rheumatoid ... Disease: Systemic Lupus ... Erythematous, Systemic ... Undifferentiated UCSD ... Differential #Diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
erythematosus ( ... erythematosus ( ... : Lupus (SLE), Systemic ... Drug-Induced, Inflammatory ... ANA #patterns #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... photosensitivity, inflammatory ... ANCA-associated vasculitis, rheumatoid ... Non-autoimmune rheumatologic ... Kikuchi disease • Type-I
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
glomerulonephritis, rheumatoid ... arthritis, and ... systemic lupus erythematosus ... - Contact dermatitis ... Diagnosis #Reactions #Table
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
days - Examples: Rheumatoid ... arthritis, Post-streptococcal ... glomerulonephritis, Systemic lupus ... erythematosus Type ... Examples: Contact dermatitis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
diseases: - 10% SLE ... (e.g. systemic lupus ... erythematosus ( ... SLE), rheumatoid ... classification #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Syndrome: - Ocular inflammatory ... Diagnosis: Systemic rheumatic ... erythematosus, ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic rheumatic ... diseases, such as SLE ... ischemia • Skin: Erythematous ... syndrome: Ocular inflammatory ... Differential #Diagnosis #Rheumatology