Acondition in the brain, heart or other body arteries in which there is a bulge on the wall of the artery that can cause dangerous bleeding if it bursts is known as: aneurysm leukopenia bradycardia myelodysplastic syndrome submit

The condition is known as Aneurysm. 
An aneurysm refers to a weakening of an artery wall that creates a bulge, or distention, of the artery. Most aneurysms do not show symptoms and are not dangerous. The bulge can rapture and cause internal bleeding.The exact cause is unclear but certain factors contribute toe the condition,for example; damaged tissue in the arteries can play a role, arteries can also be harmed by blockages such as fatty deposits.