14 results
Digoxin 101 - Pharmacology
Indications:

1) Tachyarrhythmias 
 • Atrial Fibrillation, Atrial Flutter, Supraventricular Tachycardias
 • ↑ Vagal
↑ baroreceptor sensitivity ... nodal delay (ie rate ... #Pharmacology #cardiology
Mesial Temporal Lobe Anatomy on MRI

Single slide practical anatomy overview of Mesial Temporal Lobe & connections
hippocampus to follow later ... MRI #clinical #radiology ... #neurology #neuroradiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
0 to decrease rate ... node activity (rate ... inotropy) ACCP Cardiology ... Classification #Classes #pathophysiology ... #cardiology
Temporary / External Pacing
 • Transvenous & epicardial pacing are temporary methods of supporting brady- &
RATE - determines ... depolarization SENSITIVITY ... External #Pacing #cardiology
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
R - Paced rate ... ) - The lowest rate ... (a.k.a. upper rate ... Settings: • Sensitivity ... Pacing #settings #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
0 to decrease rate ... node activity (rate ... inotropy) ACCP Cardiology ... Classification #Classes #pathophysiology ... #phases #cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... fibrillation at a rate ... Differential #Diagnosis #Pathophysiology ... #causes #cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pharmacology and Pathophysiology ... Decreased heart rate ... #Pharmacology #Pathophysiology ... #cardiology
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
that precedes a later ... Pathophysiology: ... undergo EGD - Sensitivity
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Etiology: • Pathophysiology ... sequences improve sensitivity ... diagnosis #management #neurology