7 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... HeartBlocks #Types #Classification ... #degrees #summary ... #Diagnosis #EKG ... electrocardiogram #ecg
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology Summary ... Vaughan Williams Classification ... depolarization • ↑ PR ... velocity) - ↑ PR ... #Pharmacology #Classification
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... atrioventricular #blocks #AVBlock ... electrocardiogram #classification ... #summary
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Endocarditis Summary ... positive in 90% of IE cases ... ↑ ESR, CRP • EKG ... Surgery: • Valvular dysfunction ... lesions, heart block
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
heart is pounding, racing ... exam • 12-lead ECG ... with variable block ... atrioventricular block ... or sinus node dysfunction
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Abnormal Fetal HR Tracing ... Differential Diagnosis Algorithm ... congenital heart block ... (e.g. ... Differential #Diagnosis #Algorithm
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
and Management Summary ... • Classic triad ... and other organ dysfunction ... diagnostic procedures (eg ... adrenoceptors, potentially leading