21 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... on the basis of HRCT ... findings. ... #Diagnosis #Radiology ... #Pulmonary #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... indicates unknown cause ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... in interstitial lung ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... • Myocarditis Pulmonary ... - Neurologic/Psychiatric ... ChestPain #Noncardiac #Cardiology ... Differential #Diagnosis #Algorithm
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
left a typical case ... Pulmonary vessels ... difficult to detect on HRCT ... #Clinical #Radiology ... #CTChest #Panlobular
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 ... #Pulmonary #Diagnosis ... #Radiology
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
low attenuation (emphysema ... there additional findings ... #Pulmonary #HRCT ... #CTChest #Interpretation ... #Algorithm #ILD
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Therefore, conditions caused ... apices caused by ... a rigid chest cage ... Centrilobular emphysema ... #STARCHASERS #radiology
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
highly significant finding ... the lung disease ... findings of fibrosis ... #Clinical #Radiology ... #CTChest #GroundGlass
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... findings. ... between these chest ... nodular interstitial lung ... Clinical #Diagnosis #Radiology