12 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Comparison #Table ... #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
The key findings ... centrilobular nodules ... centrilobular nodules ... #Clinical #Radiology ... #Nodular #Subacute
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
The key findings ... hyperaerated secondary nodules ... and secondry nodules ... #Clinical #Radiology ... #CXR #CTChest #
Ill defined centrilobular nodules of ground glass density in a patient with hypersensitivity pneumonitis #Clinical #Radiology
Ill defined centrilobular ... nodules of ground ... #Clinical #Radiology ... #CTChest #Hypersenstitivity ... Centrilobular #RadiologyAssistant
Risk factors
Defining high- or low-risk is currently more difficult than it was in the old guideline.
Previously
#Diagnosis #Epidemiology ... #Radiology #Pulmonary ... #Fleischner #Risk ... PulmonaryNodule #Nodule ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Findings #RadiologyAssistant
Lymphocytic interstitial pneumonitis or LIP is uncommon, being seen mainly in patients with autoimmune disease, particularly
Lymphocytic interstitial ... pneumonitis or ... underlying disease HRCT findings ... #Clinical #Radiology ... #LIP #ILD #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 ... there additional findings ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm #ILD ... #RadiologyAssistant
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
for follow-up of nodules ... #Management #Radiology ... #CTChest #Fleischner ... Followup #Pulmonary #Nodules ... #RadiologyAssistant