cardiovascular risks attributable to oral contraceptive use may now be subdivided into those that appear to be secondary to the estrogen component , i.e. , venous thrombosis , pulmonary embolism , and those linked to the progestin component , i.e. , small vessel disease including myocardial infarction and cerebrovascular accident .
C0007226
cardiovascular
C0034065
pulmonary embolism