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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 ... Posterior Left Lung ... Lung: • Upper ... lang=us #Lung #
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... the right upper lobe ... most likely a lobar ... weight loss or long ... This was an acute lobar
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
Lobar consolidation ... consolidation is lobar ... common diagnosis is lobar ... Pulmonary #CXR #Lobar
Left lower lobe atelectasis - There is a triangular density seen through the cardiac shadow.
This must
Left lower lobe ... this is lower lobe ... see the lower lobe ... the atelectatic lobe ... Radiology #CXR #LLL #Lobar
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... Upper Lobe Predominant ... Disease Lower Lobe ... nickmmark #Cystic #Lung
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
The upper lobe is ... There is a lung ... cyst in the upper lobe ... with a cystic lung ... LAM is a rare lung
Whenever you see an area of increased density within the lung, it must be the result
density within the lung ... substances resulting in lobar ... tissue of the lung ... a part of the lung
When auscultating, you want to start in the same place every time, typically the patient’s right
’s right upper lobe ... the left upper lobe ... #auscultation #lung
Positive Seidel test on fluorescein stain exam

Globe rupture can be identified by a positive Seidel test
stain exam Globe ... Globe rupture should ... #Globe #Rupture
In ARDS, we know that the lungs are so diffusely injured that the remaining total area
know that the lungs ... relatively spared lung ... size of a baby’s lungs ... hence the “Baby Lung ... that in ARDS, lung