In many cases a blood clot will form first in a vein in the leg or arm. This is known as deep vein thrombosis (DVT). Symptoms of DVT in the leg are: Throbbing pain in one leg (rarely both legs ...

However, the coronary arteries are much harder to see using ultrasound. Blood clots in these areas are diagnosed ... may radiate to the neck, jaw, or arm, nausea, or shortness of breath, seek ...

The physician’s assistant said, “I’m a little worried that you might have a blood clot. The only way to rule that out is with an ultrasound.” I wondered what the next few hours would bring.