An Arterial Obstruction Caused by a Blood Clot

This page is the CodyCross answer for the clue below from The 70's, Group 322, Puzzle 2 (Platform Shoes).

Question is: An Arterial Obstruction Caused by a Blood Clot

and the answer is: EMBOLISM

Word Meaning:

EMBOLISM — (pathology) An obstruction or occlusion of a blood vessel by an embolus, that is by a blood clot, air bubble or other matter that has been transported by the blood stream.

Definitions from Wiktionary.