6 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... we describe a chest ... is to describe areas ... #Differential #Table ... Cavity #Cyst #Lung #Pulmonary
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
to widespread areas ... Pulmonary vessels ... the other hand, mild ... #Clinical #Radiology ... #CTChest #Panlobular
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... low attenuation (emphysema ... #Pulmonary #HRCT ... #CTChest #Interpretation ... #Algorithm #ILD
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Case A 39-year-old ... American male in mild ... This post will focus ... radiograph pattern ... #Radiology #CTChest