15 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 ... #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 ... #Comparison #Table
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Effusion - Differential ... : Lung Cancer, Breast ... , Melanoma • Malignant ... #cardiology
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Differential Diagnosis Algorithm ... in adults - Breast ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes ... #Oncology #Radiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
NONIATROGENIC • Malignancy ... : lung cancer, breast ... OTHER RARE CAUSES ... have to repeat if malignancy ... Differential #Diagnosis #cardiology
Malignant Pericardial Effusion on POCUS Echocardiogram

Which of the following is the most common etiology for this
Malignant Pericardial ... particularly lung, breast ... the most common cause ... the most common cause ... Echocardiogram #Cardiology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Infarction • Stable ... • Pleural Effusion ... ChestPain #Noncardiac #Cardiology ... Differential #Diagnosis #Algorithm
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
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT chest ... underlying cause ... interventional radiology ... Hypercalcemia of malignancy ... , SOB, pleural effusions