11 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
to distinguish perilymphatic ... bronchovascular interstitium ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules ... in differential diagnosis ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic
The distribution of nodules shown on HRCT is the most important factor in making an accurate
shown on HRCT is ... making an accurate diagnosis ... peribronchovascular interstitium ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... disease comes from HRCT ... On HRCT there are ... patterns: reticular, nodular
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
this case the chest ... In many cases a HRCT ... The HRCT - not shown ... Clinical #Radiology #CXR ... #Interstitial #
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... HR-pattern: reticular nodular ... centrilobular, perilymphatic ... Radiology #Pulmonary #HRCT ... #CTChest #Interpretation
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated ... UIP #Reticular #Interstitial
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
limited differential diagnosis ... Nodular or irregular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Reticular
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... irregular lines, nodular ... , cavities • HRCT ... Organizing Pneumonia - Diagnosis ... pulmonary #ILD #diagnosis
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
multiple pulmonary nodules ... (e.g., chronic interstitial ... • Reticular + Nodular ... pneumonitis Diagnosis ... confirmatory findings on HRCT