27 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... edema. ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Central #Peripheral #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Aspiration - Pulmonary ... 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
CT to rule out pulmonary ... edema. ... #Clinical #Radiology ... SeptalThickening #CHF ... #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
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
also uncommon HRCT-presentations ... #Diagnosis #Radiology ... #Pulmonary #SHITFACED ... #Mnemonic #HRCT ... #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
finding in HRCT ... edema. ... #Clinical #Radiology ... Reticular #Pattern #Comparison ... #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #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 ... #Differential #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
There are three principal varieties of pulmonary edema: cardiac, overhydration and increased capillary permeability (ARDS). 
The
edema: cardiac, ... #Clinical #Radiology ... #CXR #CHF #Vascular ... Pedicle #Width #Comparison ... VascularPedicleWidth #RadiologyAssistant