Which condition or factor for coronary artery disease (CAD) suggests a greater genetic contribution than environmental contribution to its development?
A)When a person develops CAD 5 years after quitting smoking
B)When CAD occurs in a person who has normal blood pressure
C)When CAD is diagnosed in a person who is younger than 50 years
D)When low-density lipoprotein levels can be reduced by dietary changes alone

Question

Quizplus · Accepted Answer

When CAD is diagnosed in a person younger than age 50 years, the genetic contribution is much greater than environmental factors compared with people who develop CAD at a later age. Even if environmental factors are strong, they require time to change healthy coronary arteries.

Which Condition or Factor for Coronary Artery Disease (CAD) Suggests