(1) Even so, thrombolytic therapy of pulmonary embolism does not dissolve the clot completely as it does with acute coronary thrombosis, and increases the risk of bleeding.(2) Serious obstructions, such as a pulmonary embolism , need emergency medical treatment.(3) one patient died of a pulmonary embolism(4) For example, if the person has an air embolism in the arteries carrying blood to the brain, it may cause seizures.(5) A computed tomographic scan demonstrated a pulmonary embolism , and anticoagulation therapy was initiated.(6) causes of cerebral embolism(7) Spiral computed tomography showed a pulmonary embolism in the left lower lobe.