36 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Upper #Lower #RadiologyAssistant
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
The diagnosis based ... edema. ... #Clinical #Radiology ... #CTChest #SeptalThickening ... #CHF #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
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 ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
edema. ... #Clinical #Radiology ... #HRCT #CTChest ... Reticular #Pattern #Comparison ... #Table #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
redistribution of pulmonary ... , interstitial edema ... that helpful, but comparison ... #Clinical #Radiology ... #Comparison #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
with similarl HRCT ... #Clinical #Radiology ... #CTChest #RBILD ... #Comparison #HypersensitivityPneumonitis ... #ILD #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... resolution of the HRCT ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #CTChest #GGO #
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
HRCT findings in ... photo negative of pulmonary ... edema). ... #Clinical #Radiology ... #CTChest #Chronic