12 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANAAutoimmune ... likely it will be clinically ... , Interstitial Pulmonary ... #rheumatology #diagnosis ... #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Interstitial lung ... , SLEPulmonary ... syndrome - SLE ... #joint #pain #differential ... #diagnosis #rheumatology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
ON CT? ... Bacterial, TB, NTM, Fungal ... /Autoimmune diseae ... Bronchiectasis #pulmonary ... #diagnosis #differential
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... lung disease (GLILD ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... salivary ducts Clinical ... MALT Lymphoma • Lung ... #Rheumatology # ... Diagnosis #Management
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Diagnosis: • ANCA-associated ... rheumatologic diseases ... fibromyalgia) • Infections ... Chronic B-cell activation ... #Rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Summary Autoimmune ... EGPA) • Auto-antibodies ... confirm DAH, r/o infection ... sparing of the lung ... diagnosis #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Disease: Clinical ... Imaging, high res CT ... #differential # ... diagnosis #infectiousdiseases
Relapsing Polychondritis

What is it?
Recurrent inflammation of the cartilage in the body (Autoimmune disorder)

Who?
• Most frequently: 40
cartilage in the body (Autoimmune ... as: • SLE • RA ... ○ Syphilis ○ Fungal ... #rheumatology # ... diagnosis #management
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tenderness → Consider infectious ... lung disease Malignancy ... lung disease • ... lung disease • ... Myositis #Myopathy #rheumatology