24 results
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
areas. ... There are patchy areas ... disease #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Attenuation #Differential
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are: Mosaic ... pattern with areas ... atenuation and areas ... #Clinical #Radiology ... #CXR #CTChest #
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... consolidation #Clinical ... #CTChest #HighAttenuation ... Pattern #Comparison #Table
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
glass pattern in a mosaic ... (arrow) in the areas ... hyperperfused lung ... #Clinical #Radiology ... #CTChest #GGO #
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 ... #CXR #Lucency #Differential ... #Table #CavitaryLesion
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Bone Tumors - Differential ... Diagnosis Algorithm ... in adults - Breast ... - Thyroid - Lung ... Causes #Oncology #Radiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
expiratory scan: the mosaic ... pattern with areas ... attenuation and areas ... mid and lower lung ... #Clinical #Radiology
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Personality Disorders - Differential Diagnosis Algorithm
• Enduring pattern of experience and behaviour that deviates from cultural
Diagnosis Algorithm ... the following areas ... impairment in important areas ... The pattern is stable ... and of long duration