Vaginal bleeding that lasts more than 8 days; large clots; or excessive spotting.

But larger clots block blood flow to significant portions of the lungs.

Beneath a skull fracture, a large clot was forming next to his brain.

During three hours of surgery, Hollis opened the left front of Johnson's skull and removed a large clot.

A large clot or chunk of plaque can cut off the blood supply to a significant portion of the brain, producing a stroke.

The blood smear was gathering into larger clots, growing darker as the centers formed new organs.

People with this problem are more likely to form larger clots that can break loose and travel to the lungs.

Menstrual periods that are abnormally heavy, especially if they produce large clots and last more than seven days.

George made his way through the crowd to the Contestants' Door and found a large clot of humanity ahead of him.

Same with a large clot in her heart or in her lungs.