Anesthesiologists are involved: Anesthesiologists are involved

Effects of anesthetics on brain Increased

Etomidate more cardiovascular stability than other intravenous hypnotic

Ketamine :

causes a release of catecholamines, primarily by direct action on the CNS

it is also a direct myocardial depressant.

continue:

• continue:

• In normal patients, the effect of catecholamine release masks the cardiac depression and results in hyper tension and tachycardia.

• In hemodynamically stressed patients , cardiac depression may be unmasked and lead to cardiovascular collapse.

• Hypovolemic patients will become hypotensive with the administration of any the induction anesthetic :

Sever hypotension:

•