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Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Chest CT Right Lung ... Lung: • Upper ... CTChest #pulmonary #clinical ... #radiology #Anatomy
Notice the cavitation especially on the right.
In the left upper lobe there is probably some traction-bronchiectasis
the left upper lobe ... traction-bronchiectasis due to the fibrosis ... #Clinical #Radiology ... #Tuberculosis #TB
Cicacitration atelectasis
Atelectasis can be the result of fibrosis of lungtissue.
This is seen after radiotherapy and in
the result of fibrosis ... infection, especially TB ... density of the lung ... #Clinical #Radiology ... CXR #Radiation #Fibrosis
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
Silicosis is a fibrotic ... lung disease caused ... bilaterally in the upper lobes ... #Silicosis #clinical ... #radiology #CXR
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
involving a segment or lobe ... of lung) 2) Diffuse ... involving both lungs ... Infection (Bacterial, TB ... Aspiration 8) Fibrosis
Progressive Massive Fibrosis on Chest X-Ray
In a construction worker presenting with shortness of breath.
Progressive Massive Fibrosis
Progressive Massive Fibrosis ... chronic interstitial lung ... benign, upper lobe ... CXR #silicosis #clinical ... #radiology
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Radiation C - Cystic Fibrosis ... Diseases With Upper Lobe ... clearance: - Cystic Fibrosis ... #STARCHASERS #radiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... infection • Pulmonary fibrotic ... Progression: • Upper lobe ... lung involvement ... characteristic features Clinical
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
result of massive fibrosis ... perihilar and in upper lobes ... #Clinical #Radiology
On the left another typical case of sarcoidosis.
In addition to the perilymphatic nodules, there are multiple
sarcoidosis we will see fibrosis ... located in the upper lobes ... #Clinical #Radiology