36 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... and cardiogenic pulmonary ... Peripheral distribution ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Aspiration - Pulmonary ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... Differential #Table #Distribution
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... nodules shown on HRCT ... making an accurate diagnosis ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... in differential diagnosis ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
in number, the distribution ... periplymphatic distribution ... likely a random distribution ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
consolidation is pulmonary ... heart failure like redistribution ... normal heart size, while ... #Diagnosis #Radiology ... #Pulmonary #CXR
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
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... Centrilobular distribution ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
CT to rule out pulmonary ... gravitational distribution ... The diagnosis based ... was cardiogenic pulmonary ... #Clinical #Radiology
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
bilateral perihilar distribution ... called a Batwing distribution ... most typical of pulmonary ... reverse Batwing distribution ... #Diagnosis #Radiology