12 results
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
areas. ... lung - Normal lung ... Diagnosis #Radiology #Pulmonary ... #CTChest #MosaicAttenuation ... #Differential #
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... distinct radiographic areas ... of low, normal ... and high attenuation ... #CT #Lung #Pulmonary
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... , high and low attenuation ... (table). ... Diagnosis #Radiology #Pulmonary
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... with ground glass attenuation ... secondary lobules with normal ... #CTChest #LymphangiticCarcinomatosis ... #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 ... #CXR #Lucency #Differential ... #Table #CavitaryLesion ... #Pulmonary #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... hypertension • Mosaic attenuation ... - BAR >1.0 is abnormal ... #differential #
Personality Disorders - Differential Diagnosis Algorithm
• Enduring pattern of experience and behaviour that deviates from cultural
Personality Disorders - Differential ... Diagnosis Algorithm ... The pattern is stable ... and of long duration ... • Histrionic - attention-seeking
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
to widespread areas ... of abnormally low ... attenuation. ... Pulmonary vessels ... Clinical #Radiology #CTChest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... Exam: Can be normal ... Infections #HIV #AIDS #pulmonary ... #differential #
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... smooth cysts with normal ... associated ground glass attenuation ... Disease #DCLD #pulmonary ... #differential