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If diathermy is expected near the pericardium, the patient is at risk of VF. Consider placing defibrillation pads on prior to prepping patient

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There is a risk of circulatory collapse and or pulmonary edema following relief of the tamponade.
Ensure vasopressors and inotropes are drawn up prior to induction.

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Look at transthoracic echo to gauge degree of stroke volume compromise.

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Ensure vasopressors and inotropes are drawn up prior to induction

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If to be done under general anaesthesia GA, surgeon to be scrubbed & patient prepped prior to induction

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May 18, 2011
Communicate closely with surgeon to ensure they are aware the patient is still awake despite being prepped.
Ketamine may be useful induction agent to maintain sympathetic tone if performing this under general anaesthesia.

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Local anesthetic infiltration under sedation for pericardiocentesis reduces risk of haemodynamic instability that may be experienced with a GA

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Avoid drugs or physiological changes (acidodis) that cause myocardial depression

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Beck's triad (hypotension, distended neck veins, muffled heart sounds)

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Consider pretreatment with atropine to prevent bradycardia

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Maintain high normal heart rate to maintain adequate cardiac output in the context of a reduced stroke volume.

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Maintain high normal preload to promote ventricular filling in the context of reduced ventricular compliance.

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Stroke volume is relatively fixed. Cardiac output dependent on heart rate.

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Ensure the patient is admitted to a monitored bed if a pericardial drain is in situ as they will be at risk of arrythmias from myocardial irritation #safety

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