18 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
; smoking history ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... cyst in the upper ... airways leading to pulmonary ... #Clinical #Radiology ... #LAM #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On a Chest X-Ray ... detected on a chest ... When the cysts have ... #Diagnosis #Radiology ... #Pulmonary #CXR
Here are the most common examples of these four patterns on a chest x-ray (click image
on a chest x-ray ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR ... #RadiologyAssistant
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
cyst has formed ... chest film, which ... density on the chest ... #Clinical #Radiology ... PulmonaryEmbolism #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Redistribution In a normal chest ... redistribution applies to chest ... practice many chest ... In these cases comparison ... #Clinical #Radiology