question: hello my husband had a dvt in leg and multiple PE in both lungs 3 yrs ago, On Monday he had a pain in chest and left side round back - then shortness of breath- he was admitted to hospital 03/04 with another PE in each lung. his INR was 1 - even with the heprin and warfrin it is still only at 1.1 his heart rate is slightly elevated and blood pressure bit low- should he make a full recovery again? there was no avent or truama how can we prevent this happening again (first time due to broken foot )