Carotid Sinus Hypersensitivity

Question 1

What is carotid sinus hypersensitivity ?

Answer 1

Ventricular pause > 3 seconds

Decrease in systolic bp > 50 mmhg

Question 2

What are the types of carotid sinus hypersensitivity ?

Answer 2

Cardioinhibitory

Pure vasodepressor

Mix type

Question 3

What is the treatment for carotid sinus hypersensitivity ?

Answer 3

Cardioinhibitory type - dual chamber pacing

Vesodepressor type - add mineralcorticoids or alpha agonist

Asymptomatic - no treatment, trigger avoidance