5 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... physical exam findings ... , Interstitial Pulmonary ... #Antibodies #ANA ... #patterns #rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... Granulomatous lymphocytic interstitial ... lung disease (GLILD ... Chest CT: • Ground-glass ... hypogammaglobulinemia #immunology #hematology
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 ... : • 10%-15% Pulmonary ... MALT Lymphoma • Lung ... Sjogrens #Syndrome #Rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
EGPA) • Auto-antibodies ... chest to evaluate ... confirm DAH, r/o infection ... sparing of the lung ... typically seen on chest
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
to exclude are infections ... LFT • ESR • ANA ... ) pattern: antibodies ... SLE) • Urinalysis ... #rheumatology #