An embolism occurs when a clot moves through the bloodstream from the location where it was formed and becomes stuck in a blood vessel. An embolus, can be a blood clot, air bubble, or piece of fat, bone marrow, or tumor tissue.
The embolus in a
is usually a blood clot. A blood clot that forms and remains in a vein is called a thrombus. It most often starts in a vein in the legs or pelvis.
These factors increase your chance of developing pulmonary embolism. Tell your doctor if you have any of these risk factors:
- Blood clot in a deep vein of a leg or pelvis
- Increased levels of clotting factors in the blood. Usually caused by cancer (eg, pancreatic)
- Prolonged bed rest, such as during a serious illness
- Major surgery, especially after pelvic surgery, knee replacement, or heart surgery
- Injury to a vein in a leg or pelvis
- Fractures of the hip
or thigh bone (femur)
- Heart attack
- Certain blood disorders
- Prolonged sitting, such as during a long trip
- Birth control pills
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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