Sound #2: The Squeal of a Banshee, But Under the Hood. 1  What you hear: A loud squealing noise coming from under the hood. 2  Whatâs happening: This is a classic sign of a loose or worn serpentine belt. 3  Cause for concern? Yes, because the serpentine belt powers all of your carâs major systems.
In Depth: Vessels. The kidneys are important to the bodyâs production of urine, but they also play a role in regulating important components of the blood. Blood comes to the kidneys from the abdominal aorta and inferior vena cava, the large arteries and veins that are part of the ascending aorta. Oxygenated blood is brought to the kidneys from a small branch called the renal artery.
These complications affect the blood circulation of the kidneys, and may cause damage to the tissues of the kidneys, kidney failure, and/or high blood pressure. Vascular conditions affecting the renal arteries and veins include the following: Renal artery stenosis.Renal artery stenosis (RAS) is a blockage of an artery to the kidneys. It may cause kidney failure and hypertension (high blood pressure).Smokers have a greater risk of developing RAS. RAS is most common in men between the ages of 50 and 70.hese complications affect the blood circulation of the kidneys, and may cause damage to the tissues of the kidneys, kidney failure, and/or high blood pressure. Vascular conditions affecting the renal arteries and veins include the following: Renal artery stenosis.