15 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Annotated on Chest ... radiopaedia.org/cases ... #CT #CTChest #pulmonary ... #clinical #radiology
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... Upper Lobe Predominant ... #Lung #Disease ... #differential #diagnosis ... #causes #pulmonary
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 ... is a possible diagnosis ... airways leading to pulmonary ... #Clinical #Radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... a rigid chest cage ... #diseases #differential ... #diagnosis #mnemonic ... #STARCHASERS #radiology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
Ballooning of cystic ... involving a segment or lobe ... Bronchiectasis #pulmonary ... #diagnosis #differential ... #causes
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... we describe a chest ... #CXR #Lucency #Differential ... #Lung #Pulmonary ... #Diagnosis #Radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Most Common Causes ... : • Cystic fibrosis ... #differential # ... diagnosis
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
attached to the chest ... lobe. ... is a possible diagnosis ... airways leading to pulmonary ... #Clinical #Radiology
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
the peripheral lung ... The most common cause ... bronchitis, COPD and cystic ... #Diagnosis #Radiology ... #Differential #