10 results
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 # ... #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... Vaughan #Williams #Pharmacology ... Classification #Classes ... #pathophysiology ... #cardiology
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
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
pressure (CVP) or right ... “cannon waves” caused ... filling of RA in late ... Interpretation #Diagnosis ... #Cardiology #Venous
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Primary Pulmonary Arterial ... Veno-Occlusive Disease #RHF ... #HeartFailure #Cardiology ... #Differential #Diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... are enough to diagnose ... the case as Typical ... Hussain Ch @Hussainch ... PhysicalExam #JVP #Cardiology
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... crackles in the right ... evidence of left atrial ... decreased respiratory rate ... #differential #diagnosis
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... Decreased heart rate ... #cardiology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Syndrome (SPS) - Diagnosis ... Prevalence: 1-2 cases ... Person Syndrome Pathophysiology ... Spasms - visualized-tight ... • CSF: Oligoclonal