system
This is a written exchange between a user and their knowledgeable assistant, tackling diverse topics
human
Clarify the role of a stent in the treatment of cardiovascular disease.

Relevant data:
"Stents are small mesh tubes that are surgically inserted into blocked or narrowed blood vessels to restore blood flow."
gpt
Stents are a common treatment for cardiovascular disease and help to prevent heart attacks and stroke by keeping blood vessels open.