9 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
with perilymphatic ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... Perilymphatic nodules ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
to distinguish perilymphatic ... dealing with a periplymphatic ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Differential #Algorithm #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
with perilymphatic ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
shown on HRCT is ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Comparison #Diagram ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with perilymphatic ... with perilymphatic ... #Pulmonary #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
HR-pattern: reticular nodular ... centrilobular, perilymphatic ... #Pulmonary #HRCT ... Interpretation #Algorithm #ILD ... #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In these cases comparison ... with old fims can ... during a period of CHF ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
a patient with CHF ... redistribution of pulmonary ... that helpful, but comparison ... #Clinical #Radiology ... #Comparison #RadiologyAssistant