13 results
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... AMS, SOB from CHF ... Chest Pain • ECG ... Connect ECG Leads ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... excludes other differentials ... Hussain Ch @Hussainch ... PhysicalExam #JVP #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... elevation in aVR • Posterior ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
below AV node (His bundle ... independently of the atria leading ... (AV node, His Bundle ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... Diagnosis 1. ... #Diagnosis #cardiology ... echocardiogram #s4c #pocus ... #bubble
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Hypokalemia • Bundle ... 300 = NSVT EKG ... #differential # ... cardiology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
: 1. ... Reversible course Differential ... the brain • CSF ... cell count in the CSF ... • EEG: With persistent
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
disease b) CHF ... indicated • EKG ... Obtain EKG if: ... - what is the bleeding ... one post op Cardiology