13 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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- Lung cysts (LAM ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #Diagram
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 ... #Pulmonary #CXR
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
left a typical case ... the secondary pulmonary ... Pulmonary vessels ... difficult to detect on HRCT ... Clinical #Radiology #CTChest
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
pneumatocele, emphysema ... since in many cases ... we describe a chest ... visible wall #CXR ... #Pulmonary #Diagnosis
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... In most cases small ... structures of the lung ... #Pulmonary #HRCT ... Perilymphatic #Comparison #Diagram
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... , cavities • HRCT ... other processes Workup ... #ILD #diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... indicates unknown cause ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... of the affected lung ... parenchyma Diagnosis ... : • HRCT (high-resolution ... #differential #diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
apices caused by ... a rigid chest cage ... Centrilobular emphysema ... Silicosis - Coal worker ... #differential #diagnosis