The patient is slowly becoming less responsive to phenylephr…

The patient is slowly becoming less responsive to phenylephrine despite going up on the drip and adequate fluid resuscitation. You notice that the patient took her lisinopril and decide you would like to administer 1 unit of vasopressin, a pressor medication often used under general anesthesia for refractory hypotension related to a patient taking an ACE-i or ARB. In the pyxis, only vasopressin 20 units/mL is available. Show a way you could dilute the concentrated vasopressin to administer 1 unit of vasopressin to the patient.

Patient is a 5’4” 96kg 42 year old female with NKDA and unre…

Patient is a 5’4” 96kg 42 year old female with NKDA and unremarkable PMH and PSH who presents for posterior lumber interbody fusion of L3-L5. After induction and securement of the airway, the patient is hypotensive with a blood pressure of 62/46 mm Hg. You decide to give 5mL/kg of IBW 5% albumin and bolus with 200mcg of phenylephrine (100mcg/mL). How many mL of albumin and phenylephrine will you administer?

Interpret the following graph. MAC is the minimal alveolar c…

Interpret the following graph. MAC is the minimal alveolar concentration of an anesthetic gas. MAC is used interchangeably as dose. Think of MAC as the dose of volatile anesthetic. mmHG is measuring blood pressure.  What happens to blood pressure as MAC increases?