113 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... • Hypoxia • Pulmonary ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... : Interstitial lung ... ventilation (V) in the lungs ... bypassing the lungs ... shunting (eg, pulmonary
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Chest CT Right Lung ... radiopaedia.org/cases ... #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 ... of cardio-pulmonary ... #EKG #Pulmonary ... AcutePE #diagnosis #cardiology
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... • Carbapenem (e.g ... meropenem) #Lung ... Abscess #Diagnosis #Pulmonary
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
• Polycystic Liver ... • Metastases (e.g ... Lung, Colon, Breast ... ) #Liver #Mass ... Diagnosis #Algorithm #Causes
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... and other non-pulmonary ... Pulmonary hemorrhage ... nodular interstitial lung ... Clinical #Diagnosis #Radiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... edema • BNP level ... <100 pg/ml EKG ... Transfusion-related acute lung ... differential #diagnosis #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... nodal conduction Uses ... at therapeutic level ... Electrocardiogram #EKG ... #Cardiology #Digitalis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... decubitus - air fluid level ... • Vasculitis (e.g ... #Abscess #pulmonary ... #differential #causes