Coronary artery disease and Hardening of the arteries

Coronary artery disease noun - A stage of arteriosclerosis involving fatty deposits (atheromas) inside the arterial walls, thus narrowing the arteries.

Hardening of the arteries and coronary artery disease are semantically related. In some cases you can use "Hardening of the arteries" instead a noun phrase "Coronary artery disease".

Hardening of the arteries noun - Sclerosis of the arterial walls.

Coronary artery disease and hardening of the arteries are semantically related. Sometimes you can replace phrase "Coronary artery disease" with "Hardening of the arteries", this phrases are similar.