10 results
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
that prolong the QT ... interval •Class ... IC antidysrhythmics ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
and their Key Pharmacologic ... in wide QRS on EKG ... results in prolonged QT ... #Pharmacology # ... Agents #Cardiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
that prolong the QT ... interval Class ... IC antidysrhythmics ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... I (Ia, Ib, Ic) ... potential • Prolongs QT ... interval Class ... #cardiology #pharmacology
Pain, Agitation, and Delirium (PAD) in the ICU
Addressing the ICU Triad (PAD) can be accomplished through
No pharmacologic ... (Haldol) - No pharmacologic ... SE: prolonged QTC ... #CriticalCare # ... diagnosis #management
Vasopressors and Inotropes
 • Norepinephrine - Levophed - "Levo" - Generally thought of as the first
common in OR; in MICU ... of shock, HOCM, etc ... Vasopressors #Inotropes #management ... #criticalcare # ... comparison #table #pharmacology
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
wort - Increases QT ... potential arrhythmias Class ... wort - Increases QT ... supplementals #herbal #pharmacology ... #DDI #table #cardiology
Checklist for Treatment of Delirium in the ICU 

Remove causative factors 
 - 
Exclude hypoglycemia if
Delirium in the ICU ... c deliriogenic meds ... sleeping, administer pharmacologic ... Delirium #Checklist #Management ... #CriticalCare
Admitting in the ICU - Checklist
VITALS: If bad, stop and go see the patient immediately; you
Admitting in the ICU ... hyponatremia, AKI, etc ... esp in work-up/management ... will also get an EKG ... diagnosis #workup #criticalcare
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
ECG is vital while ... #cardiology #treatment ... heartfailure #chf #criticalcare ... #icu #clinical ... #pharmacology