Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 β€’ Upper Lobe: Apical, Posterior, Anterior
 β€’ Middle
: Lateral, Medial ... Medial, Anterior, Lateral ... Anteromedial, Lateral ... #Chest #CT #CTChest ... pulmonary #clinical #radiology
β–Ί
Cardiac incisura
Click image to enlarge.
On the right side of the chest the lung will lie against
the lung will lie ... lingula or middle lobe ... #Clinical #Radiology ... #CXR #Lateral # ... Cardiac #Incisura #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... looking at the lateral ... anteriorly in the left lung ... #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
The upper lobe is ... attached to the chest ... #Clinical #Radiology ... #CXR #Pneumothorax ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Vena azygos lobe
A common normal variant is the azygos lobe.
The azygos lobe is created when a
created when a laterally ... On a chest film ... #Clinical #Radiology ... #CXR #Azygous # ... Lobe #RadiologyAssistant
On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
left we see a chest ... #Clinical #Radiology ... #CXR #CTChest # ... FingerInGlove #Sign ... #RadiologyAssistant
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Reverse Halo Sign ... Bilateral Peripheral ... Halo Sign 6. ... Pulmonary #ChestCT #radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Garland Triad on Chest X-Ray in Sarcoidosis 
aka Pawnbroker's Sign - Right paratracheal and bilateral hilar
aka Pawnbroker's Sign ... paratracheal and bilateral ... #XRay #CXR #Pawnbrokers ... #Sign #clinical ... #radiology #pulmonary
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... the silhouette sign ... we will discuss later ... where the upper lobes ... #CXR #Normal #Labeled