11 results
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ... atrial rhythm & ... #rhythm #tachycardia ... electrocardiogram #clinical #comparison ... #Arrhythmias
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and rhythmic ... QRS complex is shorter ... Wandering Atrial ... cardiology #diagnosis #ekg ... variants #clinical #comparison
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
• Advantages: Longer ... Correlation of rhythm ... detect various arrhythmias ... Monitoring #Devices #Comparison ... #cardiology #management
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and rhythmic ... QRS complex is shorter ... Wandering Atrial ... cardiology #diagnosis #ekg ... variants #clinical #comparison
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Common Sustained Arrhythmia ... • Absence of P waves ... electrical remodeling Older ... AFib #diagnosis #management
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Arrhythmia (MAA ... of a variable P-wave ... VARIANT OF SINUS ARRHYTHMIA ... diagnosis #cardiology #ekg ... #comparison
COVID-19 Intubation Checklist

Personal protective equipment (PPE)
 • Standard PPE
   • N95 or PAPR.
Hood to cover neck ... valve & viral filter ... Additional viral filter ... system & viral filter ... BVM with viral filter
External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
is increased (e.g ... P1 - related to arterial ... CNS compliance LONGER ... - Rhythmic Spikes ... Nick Mark MD @nickmmark
Approach to Tracheostomy Emergencies - OnePager Summary
COMPONENTS OF A TRACHEOSTOMY TUBE:
 • Obturator - inserted into
tube against the neck ... Call for help (e.g ... Surgical management ... #differential #management ... #pulmonary #criticalcare
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
overload, irregular rhythm ... indicated • EKG ... Obtain EKG if: ... CV disease - Arrhythmia ... medical and surgical management