18 results
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
- Pharmacology ... Risk of reflex bradycardia ... • Higher doses cause ... cAMP/cGMP • Causes ... #Pharmacology #
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Abnormal Variability:
Fetal HR Tracing - Causes ... of Bradycardia ... Tachycardia - Differential ... Diagnosis Algorithm ... #Causes #Obstetrics
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
production to cause ... Contraindications: - Bradycardia ... heartblock w/o pacemaker ... and asthma • Inotropes
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
Hypotensive Patient - Differential ... Resistance Bradycardia ... output): • Sinus bradycardia ... Meds: negative inotropes ... #diagnosis #causes
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Spondylarthropathies Other causes ... Failure of permanent pacemaker ... #differential # ... diagnosis #causes
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... and Management Algorithm ... LIFE THREATENING CAUSES ... Diagnosis #Management #Bradycardia ... #Algorithm #Differential
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
Vasopressors and Inotropes ... effects: Reflex bradycardia ... Bradyarrhythmias, Some cases ... #Vasopressors #Inotropes ... comparison #table #pharmacology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential ... Diagnosis Algorithm ... aberrancy • Pacemaker-facilitated ... #Causes #cardiology
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Vasopressors/inotropes ... #Medications #Causes ... #differential # ... diagnosis #pharmacology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... Block • Pacemaker ... #Diagnosis #Algorithm ... #causes