17 results
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases ... I-JIP: usual interstitial ... AIP: acute interstitial ... PSS: Sjogren syndrome ... #Comparison #Table
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... pneumonia (DIP) ... Churg Strauss syndrome ... ILD #diagnosis #differential ... #pulmonary #causes
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... lung disease (i.e ... predominance: UIP ... #Pulmonary #CTChest ... #GroundGlass #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
cysts (LAM, LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... in many cases UIP ... #Diagnosis #Radiology ... #Pulmonary #CXR
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... bronchovascular interstitium ... #Clinical #Radiology ... Carcinomatosis #Mimic ... Comparison #Table
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Wilson's disease Pulmonary ... • Interstitial ... lung disease - ... • Shrinking lung ... #joint #pain #differential
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... throughout the whole lung ... #Clinical #Diagnosis ... #UIP #Comparison ... HypersensitivityPneumonitis #Fibrosis #Mimic
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary ... particularly at the lung ... pattern at the lung ... #Clinical #Radiology ... #Interstitial #
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
Sjogren's Syndrome ... salivary ducts Clinical ... Disease: • 10%-15% Pulmonary ... , INC risk PE, Pulmonary ... MALT Lymphoma • Lung