pseudoaneurysm
noun
- collection of blood and connective tissue outside the wall of a blood vessel or the heart
Wiktionary
noun
Etymology: From pseudo- + aneurysm.
- A so-called "false aneurysm", a hematoma that forms as the result of a leaking hole in an artery.
“One nurse aggressively stanched the arterial pseudoaneurysm with a copious number of four-inch gauze pads, but Williams’s ordeal is hardly over.”