One option, if you have the means and can collect the mail from your parents' house, is to go ahead and pay their bills yourself -- it's not illegal to pay someone else's bills.
Pulmonary embolism occurs when a clump of material, most often a blood clot, gets wedged into an artery in your lungs. These blood clots most commonly come from the deep veins of your legs. This condition is known as deep vein thrombosis (DVT). In most cases, multiple clots are involved but not necessarily all at once.
Pulmonary embolism - Causes. Causes of pulmonary embolism. A pulmonary embolism occurs when the artery that carries blood to the lungs becomes blocked. The blockage is usually a blood clot, but it can also be a fat droplet, an air bubble or amniotic fluid (fluid that surrounds unborn babies).