noun
heart surgery; cardiac surgery
Refers to the surgical specialty or the act of operating on the heart.
彼は心臓外科の専門医です。
He is a specialist in heart surgery.
心臓外科を受けることになった。
I ended up undergoing heart surgery.
A broader term that includes surgery on both the heart and blood vessels, while 心臓外科 focuses specifically on the heart.
Compound of 心臓 (heart) and 外科 (surgery).