Checking DNA in the blood to diagnose heart problems

The following is an edited excerpt.

When patients complain of chest pain, they have to undergo a time-consuming and expensive set of tests to find out if the cause is something to do with the heart or some other problem, such as in the muscles, lungs or esophagus.

But researchers may soon be able to narrow down the potential causes by looking for DNA particles in the patient’s blood. These DNA fragments in the blood can be a sign that heart arteries have become narrow and hardened due to calcified build up.

Read the full story here: Chest Pain Patients Could Get Quick DNA Test for Heart Problems

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