8 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
main coronary artery ... Subepicardial atrial ... of AVRT in WPW (sens ... supraventricular tachycardia (SVT ... #differential #cardiology
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Risk of reflex bradycardia ... kg/min): renal artery ... CO • a (>10 mcg ... Increases CO, less ... Pharmacology #Summary #management
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Arrhythmias: • SVT ... & termination: SVT ... Standing up straight after ... #Palpitations #Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... a normal QT is less ... hypokalaemia or bradycardia ... Interpretation #ECG ... Electrocardiogram #cardiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
hypertension, tachy- or bradycardia ... CM5 continuous ECG ... Consider invasive arterial ... consultation with cardiology ... Checklist #Diagnosis #Management
Intra-Aortic Balloon Pump (IABP)

Intra-aortic balloon counter-pulsation is a method of invasive hemodynamic support. A catheter is
stroke volume (SV ... improves coronary artery ... • Triggers (EKG ... Pump #diagnosis #management ... #cardiology #criticalcare
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Catheterization - Pulmonary Artery ... PCWP PULMONARY ARTERY ... RV dysfunction. e.g ... correlate in the SHOCK trial ... catheter #diagnosis #cardiology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
palpitations, bradycardia ... - ↓ Effective arterial ... heparinized tube) • ECG ... (↓Sens but Δs indicate ... Peak T, flat P, ST