Acetylcholine (ACh) rechallenge may be a novel method to improve detection of coexisting coronary spasm endotypes, and at the same time, assess the treatment response to nitrate-based therapies, a new ...

Dear Dr. Roach: I am a 71-year-old male. I had a heart attack at age 50, and my doctor inserted four stents in my heart. I was overweight at that time, and the doctor told me if I do not change my ...

DEAR DR. ROACH: I am a 71-year-old male. I had a heart attack at age 50, and my doctor inserted four stents in my heart. I was overweight at that time, and the doctor told me if I do not change my ...

Dear Dr. Donohue • I recently was diagnosed with coronary vasospasm. Bloodwork indicated that I had suffered a mild heart attack. Follow-up tests showed no coronary artery disease. Am I at risk of a ...

A vasospasm is when one of the arteries carrying oxygen-rich blood throughout your body suddenly contracts. (The word "vaso" means vessel, and "spasm" is a sudden, involuntary muscle squeeze.) This ...

Symptoms of Prinzmetal’s Angina: Also called cold-induced coronary spasm, it is a rare heart condition in which the coronary arteries suddenly clamp down, reducing blood flow to the heart. (Image: ...

In 2021, I drove to the hospital with chest and back pain. I was told that I needed an emergency surgery to remove my ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Dear Dr. Donohue • I recently was diagnosed with coronary vasospasm. Bloodwork indicated that I had suffered a mild heart attack.