8 results
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
by drugs that prolong ... QT interval •Class ... quinidine) •Class ... TorsadesDePointes #Diagnosis #Cardiology
Traditionally, congestive heart failure has been classified according to severity of symptoms, first formulated by the
Association, which is classes ... that may help prolong ... ups that cause class ... III and class IV ... #Diagnosis #Cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... PR interval to prolong ... PR interval to prolong ... inotropy) ACCP Cardiology ... pathophysiology #cardiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
by drugs that prolong ... interval Class ... quridine) Class ... TorsadesDePointes #Diagnosis #Cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Classification: CLASS ... PR interval to prolong ... PR interval to prolong ... inotropy) ACCP Cardiology ... pathophysiology #phases #cardiology
STAGES of CHF (A, B, C, D), however, describe the severity of structural abnormalities that impair
that may help prolong ... ups that cause class ... III and class IV ... #Management #Cardiology
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
from the various causes ... infection, ARDS, near-drowning ... #Diagnosis #Radiology
AAA is defined as a localized balloon-like dilatation of the abdominal aorta greater than 3cm. Risk
5.5cm, or it is growing ... The classic triad ... #Clinical #Radiology