14 results
Atrial Fibrillation Overview

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

1. Why?
Cardiac:
• Valvular heart disease
•
Palpitations, light-headedness ... Rate Control • ... #Fibrillation #Cardiology ... #Management #Algorithm
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
- Right Bundle Branch ... with QRS ≥120 ms ... electrocardiogram #pathophysiology ... #ekg #ecg #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Cheat Sheet 1) Rate ... in leads V1-3 (Right ... proportional to heart rate ... Electrocardiogram #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
- Control rate ... (e.g., diltiazem ... (e.g., diltiazem ... Tachycardia #Treatment #management ... #cardiology #algorithm
Management Algorithm for Status Epilepticus

• Assess airway, breathing, and circulation
• Pulse oximetry
• Electrocardiogram
• Finger stick (give
Management Algorithm ... IV at a maximum rate ... StatusEpilepticus #Management ... #Algorithm #Neurology ... #pharmacology #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... Lung Abscess Pathophysiology ... degrees • Chills, night ... CXR upright or lat ... • Vasculitis (e.g
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
severe hypoxemia might ... filter • N95 mask ... volumes of ~6 cc/kg ... support #COVID19 #management ... hypoxia #failure #algorithm
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... not tolerate a tight-fitting ... mask (e.g. facial ... specified flow rate ... Delivery #Devices #management
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... Decreased heart rate ... #Pathophysiology ... #cardiology
Neonatal Resuscitation - Airway and Breathing
Airway
 • Opened by placing the infants's head in a neutral
pressure-limited circuit (e.g ... lungs • If heart rate ... If heart rate not ... is circuit all right ... Airway #Breathing #Management