7 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... (SLE), Sjogren's ... : Lupus (SLE), Systemic ... Arthritis, Sjögren ... #Antibodies #ANA
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
DDX: • ANCA (Antineutrophil ... lupus erythematosus ... (SLE), rheumatoid ... arthritis, Sjögren's ... #types #classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... : Systemic rheumatic ... as systemic lupus ... , and SLE) • Urinalysis ... classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... vasculitis, rheumatoid ... Serositis Labs: • ANA ... • (-) ANA + (+ ... #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, atherosclerotic ... often causes arthritis ... #Rheumatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... ab • RF • Antinuclear ... 7%, Cryoglobulinemia ... Arthritis Malignancy ... #Syndrome #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
lupus erythematosus ... (SLE) - Antinuclear ... , a negative ANA ... ACE level, CXR, ANCA ... #Disease #Rheumatoid