53 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... • Hypoxia • Pulmonary ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... EKG is helpful in ... evaluating for other causes ... Drive: • Sinus Tachycardia ... #EKG #Pulmonary
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
EKG Here’s a ... great ECG case of ... QRS complexes are ... #EKG #ECG #Electrocardiogram ... #Cardiology #EKG
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
• Polycystic Liver ... • Metastases (e.g ... Lung, Colon, Breast ... #Hepatology #Differential ... Diagnosis #Algorithm #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... High altitude (eg ... failure • There are ... shunting (eg, pulmonary ... intracardiac shunting (eg
ECG characteristics of early repolarization
 - The ST segment elevations are concave and most pronounced in
ECG characteristics ... occur on the same ECG ... In case of chest ... pain, the level ... #EKG #ECG #Early
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... with caution in pulmonary ... Treat underlying cause ... Control rate (e.g ... Treat underlying cause
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... AV block 1º - long ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
• Malignancy (e.g ... metastatic spread: lung ... patients with pulmonary ... OTHER RARE CAUSES ... Mediterranean fever
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
the heart that are ... WPW is caused by ... supraventricular tachycardia ... reciprocating tachycardia ... #MedStudent #EKG