21 results
Atrial Fibrillation Overview

Symptoms:
Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

1. Why?
Cardiac:
• Valvular heart disease
•
Atrial Fibrillation ... Palpitations, light-headedness ... Decompensated HF ... Rate Control • ... #Fibrillation #Cardiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Palpitations, light-headedness ... Decompensated HF ... electrical) • Antiarrhythmic ... Fibrillation #AFib #diagnosis ... #management #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... contraction of atrial ... #Pharmacology # ... Classification #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... Classification #Classes #pathophysiology ... #cardiology
Iron Deficiency in Congestive Heart Failure (CHF)

Iron deficiency (ID) in heart failure is a common comorbidity
Exercise capacity Diagnosis ... Heart #Failure #CHF ... #pharmacology # ... pathophysiology ... #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
: WPW, ectopic atrial ... (V5/V6 rs, qs; lat ... antihistamines, antiarhythmics ... Approach #ECG #EKG #diagnosis ... electrocardiogram #cardiology
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
SVI = CI/heart rate ... contraction in atrial ... filling in atrial ... Interpretation #Diagnosis ... CheatSheet #Waveforms #Cardiology
Cervical Central Canal and Neural Foraminal Stenosis Grading

Cervical Central Canal Stenosis Grading
 - Normal - No
effacement - Mild - Partial ... CSF effacement ... effacement +/- slight ... Classification #Diagnosis ... #Radiology #MSK
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
and Pathophysiology ... of developing atrial ... mmHg developed atrial ... #Pathophysiology ... #causes #cardiology
Graphic representation of transthoracic echocardiographic parameters in the assessment of right ventricular pressure overload. A′ = peak late
A′ = peak late diastolic ... (during atrial ... atrium; RiHTh = ... Transthoracic #Diagnosis ... RightVentricular #Cardiology