My friend died of blood clot in the lungs. What causes this?

If you mean . Pulmonary embolism, it is a blood clot that forms usually in the deep leg vein, sometimes in the pelvic veins, that breaks off and travels to the pulmonary artery. If the clot is big enough, it can cause low oxygen and low blood pressure, sometimes to the point of sudden death.
Many things. Usually a blood clot in the lung starts out as a deep vein thrombosis in one of the legs. They can, on occasion, come from other parts of the body though. A clot forms and some or all of it breaks off and travels to the lungs. Many things can increase your risk of blood clots, including an injury, severe illness, cancer, an inherited blood clotting tendency, and prolonged immobility are some.

Related Questions

Bedridden. Fear blood clot, but afraid to go to Dr as it might dislodge a clot and go to lungs. What to do? Afraid of dropping dead if I move much now

Try HealthTap PRIME. HealthTap PRIME doctors see and treat you, via smartphone, tablet, or laptop. They can see photos you upload into your FILES. You can also send images during a live PRIME consultation. PRIME can be accessed from anywhere in the world, Of course, if the doctor feels that deep vein thrombosis might be the case, there is no way to get to the hospital without moving. We cannot "beam" you to Sick Bay. Read more...

What causes a blood clot in the lungs what's the best bplan of action?

Causes and treatment. Usually a clot forms in one or both legs and some or all of the clot breaks off and travels to the lungs. Many things can increase your risk of blood clots, including an injury, severe illness, cancer, an inherited blood clotting tendency, smoking, and prolonged immobility are some. The best plan of action is to be treated with anticoagulants (usually coumadin) for at least 6 months. Read more...
Embolus. Usually from a clot in the leg/pelvis veins (deep venous thrombosis dvt) that then breaks loose, goes thru the heart and lodges in the lung(pulmonary embolus). A search for a cause is the first step. If an underlying cause is found, that needs treatment. In addition short term anticoagulation with heparin, and longer treatment with Coumadin (warfarin) for 3-6 months is common. Read more...
Pulmonary embolism . The treatment of pulmonary embolism depends upon its severity. In patients who are hemodynamically unstable surgical thrombectomy, or mechanical or pharmacological thrombo lysis can be a life saving option. For patients with stable vital signs, anticoagulant therapy as discussed is administered. For patients who have other high risk features such as right heart enlargement , lysis is considered . Read more...