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Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest CT ... : Lateral, Medial ... radiopaedia.org/cases ... CTChest #pulmonary #clinical ... #radiology #Anatomy
Cardiac incisura
Click image to enlarge.
On the right side of the chest the lung will lie against
This causes a density ... anteroinferior side on the lateral ... lingula or middle lobe ... #Clinical #Radiology ... #CXR #Lateral #
Hilar enlargement
The table summarizes the causes of hilar enlargement.
Normal hili are:
- Normal in position - left
summarizes the causes ... branching vessels #Diagnosis ... #Radiology #CXR ... Differential #Unilateral #Bilateral
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
looking at the lateral ... to a pneumonia caused ... #Clinical #Radiology ... #CXR #Pneumonia
Left lower lobe atelectasis - There is a triangular density seen through the cardiac shadow.
This must
Left lower lobe ... confirmed on the lateral ... this is lower lobe ... the opposite #Clinical ... #Radiology #CXR
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
the right upper lobe ... In the proper clinical ... lobar pneumonia caused ... #Clinical #Radiology ... #CXR #AirBronchogram
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
- Differential Diagnosis ... Upper or middle lobe ... Nodule / mass • Masses ... Pericardial effusion • CXR ... #pulmonary #radiology
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
mycobacteria which can cause ... #Clinical #Radiology ... #CXR #Lateral #
A 50 yo F with a history of poor dentition presents to the ED with fever
A CXR is done. ... Diagnosis: Cavitary ... lesion in R middle lobe ... lung abscess #Clinical ... #Radiology #CXR
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... UltraSound (POCUS) to CT ... #Diagnosis #Radiology ... ChestXRay #KUB #CXR