45 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... • Hypoxia • Pulmonary ... • Oxygen • Treatment ... 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 ... specificity for EKG ... EKG is helpful in ... evaluating for other causes ... #EKG #Pulmonary
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... QRS interval on EKG ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram ... #Clinical #Diagnosis
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
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treat underlying cause
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... : Interstitial lung ... shunting (eg, pulmonary ... intracardiac shunting (eg ... , atrial or ventricular
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... most common) Clinical ... , hemoptysis Treatment ... • Carbapenem (e.g ... Abscess #Diagnosis #Pulmonary
A wandering atrial pacemaker, (WAP), is an atrial arrhythmia that occurs when the natural cardiac pacemaker
identifiable on ECG ... athletes and rarely causes ... symptoms or requires treatment ... #Clinical #MedStudent ... #EKG #WAP #WanderingAtrialPacemaker
Extracorporeal Membrane Oxygenation (ECMO) - Basics
Mode of cardiopulmonary support used to treat pulmonary and/or cardiovascular failure
used to treat pulmonary ... (pulmonary support ... PARAMETERS Flow (mL/kg ... Lmin (100-150 mL/kg ... Assess perfusion (eg
Large Mobile Left Atrial Thrombus on Transesophageal Echocardiogram

Female, 78 yo. HT & DM2. Admitted for severe
Large Mobile Left Atrial ... Transesophageal Echocardiogram ... ECG: AF. ... CHA2DS2VASc: 5. ... Ultrasound #Cardiology #Clinical