20 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
adenopathy and pleural effusion ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
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 #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Effusion - Differential ... : Lung Cancer, Breast ... #Pericardial #Effusion ... #cardiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemorrhagic Pericardial Effusions ... : lung cancer, breast ... OTHER RARE CAUSES ... #Pericardial #Effusion ... Differential #Diagnosis #cardiology
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
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Cardiovascular Causes ... Infarction • Stable ... / Mediastinal Causes ... • Pleural Effusion ... ChestPain #Noncardiac #Cardiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... since in many cases ... is to describe areas ... #Differential #Table ... Pulmonary #Diagnosis #Radiology
Malignant Pericardial Effusion on POCUS Echocardiogram

Which of the following is the most common etiology for this
Malignant Pericardial Effusion ... particularly lung, breast ... the most common cause ... the most common cause ... Echocardiogram #Cardiology
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
restricted to areas ... small pleural effusions ... #Clinical #Radiology ... #CTChest #COP #
The CT-image is not very helpful in the differentiation.
There are hypodense areas, which could be masses.
On
are hypodense areas ... also could be areas ... with hypodense areas ... #Clinical #Radiology ... #CXR #CTChest #