An obese 43-year-old female with no significant past medical history presents to her family physician complaining of swelling of her right lower extremity. Physical examination confirms the swelling and identifies a generalized red discoloration of the skin. Palpation identifies a cord-like lesion in the calf. Of the following, which is she most at risk for?

a) Embolic occlusion of a pulmonary artery

b) Embolic occlusion of a coronary artery

c) Embolic occlusion of a cerebral artery

d) Aortic dissection

e) Coronary artery dissection