12 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin is a cardiac ... Digoxin effect on ECG ... #Cardiology #Digitalis ... #ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type of cardiac ... Non-paroxysmal atrial ... The various ECG ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
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 ... other causes of cardio-pulmonary ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... @AmyChung #EKG ... Interpretation #ECG ... #diagnosis #system
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
Common Injuries by System ... high voltage Cardiac ... - Vfib/asystole ... Electricity #Evaluation #Diagnosis ... Management #Emergency #Algorithm
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... flutter, or atrial ... Valvular disease (e.g ... Anticholinergics Systemic ... /Afib/WPW) • Loss
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Libman Sacks) • Atrial ... Vascular: • Systemic ... ↑ ESR, CRP • EKG ... underlying cause + Systemic ... #management #cardiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
algorithm to determine ... indicated • EKG ... Obtain EKG if: ... one post op Cardiology ... stratification #diagnosis
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
RV dysfunction. e.g ... SYSTEMIC VASCULAR ... forward flow. e.g ... artery #catheter #diagnosis ... #cardiology #swanganz