Cardio 18

Question 1

Orthostatic hypotension most commonly occurs in what type of patients?

Answer 1

Elderly patients with hypovolemia or autonomic neuropathy (e.g. diabetes or a Parkinson’s

Question 2

What medications can cause orthostatic hypotension? What increases the risk?

Answer 2

Diuretics, vasodilators, adrenergic blocking agents; prolonged recumbence

Question 3

What would be the pre-syncopal sensation felt in orthostatic hypotension?

Answer 3

Lightheadedness

Question 4

What is the mechanism behind Vasovagal syncope?

Answer 4

Excessive vagal tone, characterized by nausea diaphoresis and power prior to syncope; can be a response to stress, pain, urination