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Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Annotated on Chest ... lobes #Segments #Chest ... #CT #CTChest #pulmonary ... clinical #radiology #Anatomy
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... On a Chest X-Ray ... detected on a chest ... Diagnosis #Radiology #Pulmonary ... #CXR #Interstitial
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... consolidations Interstitial ... - Reticular interstitial ... mass - Solitary Pulmonary ... Clinical #Radiology #CXR
On the left a chest film of a patient with UIP due to IPF.
The findings on
On the left a chest ... findings on the chest ... changes in the basal lung ... Whenever you see a chest ... Clinical #Radiology #CXR
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Left Shunt - Anatomic ... Disease, Interstitial ... Lung Disease
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... pulmonary edema ... Kerley B lines on chest ... or lymphoma and alveolar
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Pericarditis) -> Chest ... Dyspnea, pleuritic chest ... pleural effusion on CXR ... tends to cause interstitial ... lung disease/pulmonary
Normal Hilar Anatomy on Chest X-Ray
The hilum is 95% vessels and while it is not important
Normal Hilar Anatomy ... on Chest X-Ray ... branches and the pulmonary ... drdevrad #Hilar #Anatomy ... #Chest #XRay #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Diagnosis Framework Reticular ... Lymphangitic Carcinoma, Interstitial ... Edema, Alveolar ... HiRes #HighRes #Chest
Pneumonia on Chest Xray and POCUS

Extensive pneumonia in lower left lobe (red arrow). 
POCUS: Dynamic air
Pneumonia on Chest ... in lower left lobe ... AirBronchogram #POCUS #CXR ... Comparison #Clinical #Lung ... #Pulmonary #Clinical