65 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest ... CT Right Lung: ... bronchopulmonary-segments-annotated-ct ... #CT #CTChest #pulmonary ... #clinical #radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
CT • Distinct ... pulmonary vessel ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
#Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
#Clinical #Radiology ... #HRCT #CTChest ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
#Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
#Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
#Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant