13 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
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Effusion - Differential ... : Lung Cancer, Breast ... #Diagnosis #Causes ... #cardiology
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... (LAM): regular cysts ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemorrhagic Pericardial ... Effusions (Hemopericardium ... : lung cancer, breast ... OTHER RARE CAUSES ... Differential #Diagnosis #cardiology
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Differential Diagnosis Algorithm ... Pericardial ... • Effusion • Cardiac ... Artery Disease • Stable ... #Causes
Malignant Pericardial Effusion on POCUS Echocardiogram

Which of the following is the most common etiology for this
Effusion on POCUS ... 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 ... we describe a chest ... is to describe areas ... #Differential #Table
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Differential Diagnosis Algorithm ... in adults - Breast ... Aneurysmal Bone Cyst ... #Orthopedics #Causes ... #Oncology #Radiology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... Inflammation of pericardium ... Pericarditis) -> Chest ... pain, pleural effusion ... inflammation tends to cause