102 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 ... Comparison #Table #RadiologyAssistant
Pericardial Effusion on EKG
 • Electrical alternans
 • Low voltage
 • Sinus tachycardia (suggests possibility of
Pericardial Effusion ... #Pericardial #Effusion ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
ranges from 50-110 beats ... • Capture and fusion ... beats may or may ... AIVR #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
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 ... tuberculous pericardial effusions ... #Pericardial #Effusion ... Differential #Diagnosis #cardiology
On the left another patient with a large cardiac silhouette on the chest x-ray due to
to pericardial effusion ... Pericardial effusion ... CT-reconstruction #Clinical #Radiology ... #Pericardial #Effusion ... PericardialEffusion #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... with peripheral areas ... consolidation #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
of Pericardial Effusion ... : Lung Cancer, Breast ... #Pericardial #Effusion ... Diagnosis #Causes #cardiology
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
lengthens • Dropped beats ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
rates) - Capture beats ... - Fusion beats ... and ventricular beat ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
There are dropped beats ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram