36 results
Limb Lead Reversal
In order to understand why the leads look the way they do, we must
As for the aVL/aVF ... /aVF/aVR are all ... their view of the electrical ... #Diagnosis #Cardiology ... #ECG #EKG #LimbLeads
Toaster Electrocution Electrical Injury
Primary determination of injury extent = amount of CURRENT flowing through body.
VARIABLES: voltage,
Electrocution Electrical ... type of current (AC ... Electric Arc- associated ... (lightening) AC ... EKG, labs, cardiac
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
Evaluation of Electrical ... high voltage Cardiac ... posterior shoulder - AC ... especially with AC ... hemotympanum #Electrical
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
with RVR: • All ... at bedside • Cardiology ... threshold for electrical ... PreExcitation #clinical #ecg ... #cardiology
The cardiac cycle and the ECG, all together explained

#Pathophysiology #Cardiology #CardiacCycle #Stages #Systole #Diastole #HeardSounds #Pressures
The cardiac cycle ... and the ECG, all ... Pathophysiology #Cardiology
Pericardial Tamponade
Beck's Triad 
1. Hypotension 
2. Jugular venous distension 
3. Muffled heart sounds 
Patient will be
paradoxus - ECG ... low voltage QRS, electrical ... #Pericardial #Cardiac ... Triad #Diagnosis #Cardiology
Myocardial infarction localization. A 12 lead EKG creates a 360 degree view of the electrical activity
A 12 lead EKG creates ... degree view of the electrical ... #EKG #diagram #Electrocardiogram ... EinthovenTriangle #Cardiac ... EmergencyMedicine #Cardiology
Massive Pericardial Effusion on Echocardiogram (A4C) demonstrating ECG alternans motion
Massive pericardial effusion, female metastatic breast cancer
Echocardiogram (A4C ... demonstrating ECG ... malignant #clinical #cardiology ... #pocus #a4c #electrical
Acute Coronary Syndrome - Diagnostic Likelihood Ratios for Symptoms and Physical Examination. Source: Fanaroff AC, Rymer
Source: Fanaroff AC ... EBM #Diagnosis #Cardiology ... #ACS #AcuteCoronarySyndrome ... Atypical #ChestPain #Cardiac
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Cardiac Event Monitoring ... Compared Ambulatory ECG ... records asx events, all ... (most) ECG leads ... NUIM_Chiefs #Cardiac