20 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Diagnosis Framework ... #Patterns #Differential ... #Diagnosis #pulmonary
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
Calcification (seen in CT ... typical eggshell pattern ... #Silicosis #clinical ... #radiology #CXR ... XRay #labeled #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... Diagnosis of Miliary ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving a segment or lobe ... Aspiration 8) Fibrosis ... Bronchiectasis #pulmonary ... #diagnosis #differential
Pleuroparenchymal Fibroelastosis (PPFE) on Chest CT
47 M with idiopathic pleuroparenchymal fibroelastosis. Typical imaging findings:
- Upper lobe
PPFE) on Chest CT ... findings: - Upper lobe ... subpleural and pleural fibrosis ... ChestCT #radiology #clinical ... #pulmonary #CXR
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... , Interstitial Pulmonary ... Fibrosis, Multiple ... #rheumatology #diagnosis ... #differential
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... and obstructive pattern ... tumoral obstruction, fibrosing ... Classification #Diagnosis ... #Differential #
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... suspect UIP on the CXR ... to confirm the diagnosis ... Here a CXR with ... #Clinical #Radiology
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
The differential ... diagnosis includes ... with upper lobe ... #Clinical #Radiology ... #CXR #Lateral #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Causes: • Cystic fibrosis ... parenchyma Diagnosis ... high-resolution chest CT ... #differential # ... diagnosis