In a heart biopsy, a doctor inserts a tube into a vein in your neck or groin and guides it to your heart. A doctor runs a biopsy device through the tube to remove a tiny sample of heart tissue to be tested in a lab.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Mayo Clinic researchers drive discoveries that improve detection, diagnosis and treatment. Your quick message to them means so much.