<prompt> Risk factors of pulm embolism30 yrs female of OCPsPregnancyLeg paralysisAll  <response>: Risk factors for pulmonary embolism include a Surgical-major abdominalpelvic surgery,hipknee surgery,post operative intensive care; b Obstetric-pregnancypuerperium,use of OCPs; c Cardiorespiratory-COPD,congestive cardiac failure; d Lower limb problems-fracture,varicose bins,strokespinal cord injury; e Malignant-abdominalpelvic,advancedmetastatic,concurrent chemotherapy; f Miscellaneous- increasing age,immobility,thrombotic disorders,trauma. Reference:Davidsons medicine-22nd edition,page no:721. 