14 results
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
During sinus ... , the PP and RR ... usually 40-60 bpm ... and less the 40 bpm ... electrocardiogram #classification
Pacemaker Coding Terminology
#Diagnosis #Cardiology #PPM #Pacemaker #LetterCode #Coding #Classification #Table #CoreEM
Pacemaker Coding ... Diagnosis #Cardiology #PPM ... Pacemaker #LetterCode #Coding ... #Classification ... #Table #CoreEM
Ultrasound (POCUS) For Nerve Blocks
Nerve block sites, agents, dosing and duration
Infographic by Dr. David Cisewski @dhcisewski
#Management
Nerve block sites ... , agents, dosing ... #Pain #Nerve #Block ... #Anesthetics #Dosing ... #Doses #Table
The first three letters refer to chamber paced, chamber sensed, and response to sensed events. The
#Cardiology #PPM ... Pacemaker #LetterCode #Coding ... #Classification ... #Table
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Bradyarrhythmia (<60 bpm ... Syndrome • SA Block ... • AV Block (ISt ... Differential #Diagnosis #Algorithm
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Transient K+ efflux moving ... : • MOA: Block ... : • MOA: Block ... primarily) and block ... : • MOA: Block
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... pauses • AV block ... Differential #Diagnosis #Classification ... #Table #Causes
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
effects of neuraxial block ... reservoir bag moving ... heart rate <60 bpm ... heart rate >100 bpm ... heart rate >100 bpm
Pacemaker Indications
Class I
 • Symptomatic sinus node dysfunction
 • 3° AV or type 2 2° AV
or type 2 2° AV block ... or Type 1 2° AV block ... uncovered or provoked during ... #Pacemaker #PPM
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Pardee's sign" + PPD ... downsloping - Coving ... Bundle Branch Block ... bundle-branch block