236 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... basis of HRCT findings ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Rotating 3D Chest X-Ray 
Here’s a teaching GIF to help visualize the 3D relationship between a
Rotating 3D Chest ... help visualize the ... 3D relationship ... CXR #Rotating #3D ... #clinical #radiology
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Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
TB: Tree-in-bud ... nodular stage before the ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
notice sparing of the ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison
Signs of Pulmonary Hypertension on Chest CT
 • Main PA is dilated and larger than the
Signs of Pulmonary ... @PulmPEEPs #Pulmonary ... PHTN #ChestCT #CTChest ... #Radiology #cardiology ... #diagnosis
On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
a chest film with ... The HRCT shows focal ... appropriate clinical ... #Clinical #Radiology ... #CXR #CTChest #
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Notice the centrilobular ... artery in the center ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Notice the overlap ... in differential diagnosis ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
#Clinical #Radiology ... #HRCT #CTChest ... HighAttenuation #Pattern #Comparison
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
#Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison