The most common cause of renal artery stenosis is atherosclerosis, the same condition that causes narrowing of the arteries in coronary heart disease and stroke, and the risk factors are the same as well. Cholesterol plaques build up along the walls of the renal artery and gradually cause narrowing.
Oxytocin is a commonly used uterotonic that can cause significant and even fatal hypotension, particularly when given as a bolus. The resulting hypotension can be produced by a decrease in systemic vascular resistance or cardiac output through a decrease in venous return.
What is oxytocin? Oxytocin is a natural hormone that causes the uterus to contract. Oxytocin is used to induce labor or strengthen labor contractions during childbirth, and to control bleeding after childbirth. Oxytocin is also used to stimulate uterine contractions in a woman with an incomplete or threatened miscarriage. Oxytocin may...