18 results
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
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Interstitial lung ... , SLEPulmonary ... Vasculitis (e.g. ... #differential #diagnosis ... #rheumatology
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
in 24h Airway disease ... / Autoimmune: ANCA-Assoc ... vasculitis (GPA ... Goodpasture's, SLE ... #pulmonary #causes
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
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 ... #patterns #rheumatology ... #diagnosis #differential
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... : • Clinical triad ... • Autoimmune diseases ... : - 10% SLE or ... classification #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
rheumatologic diseases ... fibromyalgia) • Infections ... • Libman-Sacks endocarditis ... Kidney disease common ... #Rheumatology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
ON CT? ... ) WHAT ARE COMMON ... /Autoimmune diseae ... Bronchiectasis #pulmonary ... #diagnosis #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... inflammatory lesions-interstitial ... to exclude are infections ... , and SLE) • Urinalysis ... #rheumatology #
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... regurgitation • Autoimmune ... (SLE Libman Sacks ... • Vasculitis ... #diagnosis #management