122 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Secondary to chronic lung ... • Hypoxia • Pulmonary ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest CT ... radiopaedia.org/cases ... Segments #Chest #CT ... #CTChest #pulmonary ... #clinical #radiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... • Distinct pulmonary ... #Vessel #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Atrial Fibrillation - Diagnosis, Causes, Presentations
Causes (PIRATES):
 - Pulmonary embolism 
 - Ischemia (cardiac) 
 -
Atrial Fibrillation ... - Diagnosis, Causes ... (PIRATES): - Pulmonary ... Fibrillation #AFib #Diagnosis ... PIRATES #Emergency #Cardiology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... to neurologic injury ... shunting (eg, pulmonary ... , atrial or ventricular ... #Differential #Diagnosis
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Sign on Chest CT ... sarcoidosis, mets to the lung ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... level <100 pg/ml EKG ... edema • Bowel ... Transfusion-related acute lung ... #cardiology
Hepatic Masses on CT - Differential Diagnosis by CT Findings

Masses: Hemangioma, Adenoma, FNH, HCC, Fibrolamellar HCC,
CT - Differential ... Diagnosis by CT ... Non-Contrast, Arterial ... #diagnosis #liver ... #hepatology #radiology
Ground Glass Opacities on Lung CT - Pathophysiology
Ground glass opacity lung is denser (whiter) than normal
CT - Pathophysiology ... often, GGO is caused ... by the partial ... #pulmonary #ChestCT ... Pathophysiology #Radiology