16 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... lung disease ... lupus erythematosus ... #vasculitis #differential ... #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Diseases (ILD) ... lung disease (RB-ILD ... Sarcoidosis • Vasculitis ... #Lung #Diseases ... pulmonary #causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... associated vasculitis ... : IgG4-Related Disease ... lupus erythematosus ... #Diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... lupus erythematosus ... : Lupus (SLE), Systemic ... , Interstitial Pulmonary ... #diagnosis #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... vasculitis, rheumatoid ... rheumatologic diseases ... • Mesenteric vasculitis ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
disease, and ocular ... Diagnosis: Systemic ... lupus erythematosus ... , and SLE) • Urinalysis ... differential #diagnosis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of Systemic Lupus ... Butterfly rash, Vasculitis ... pain (20%) Renal disease ... #SLE #systemic ... #diagnosis #rheumatology
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... due to lung disease ... disease Interstitial ... neurofibromatosis, vasculitis ... #Diagnosis #Differential
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
diseases: - 10% ... • IgA vasculitis ... • Vasculitis ... lupus erythematosus ... vasculitis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
, Whipple's disease ... • Interstitial lung ... , SLEPulmonary ... Vasculitis (e.g. ... #diagnosis #rheumatology