Rheumatic heart disease develops because of an antigen-antibody reaction several weeks after an untreated staphylococcal infection.

True / False.

The correct answer is - false.

Explanation:

Rheumatic heart disease is a condition in which rheumatic fever causes permanent damage to the valves of the heart. The damage of the heart valve initiates with the infection caused by streptococcus bacteria. These bacteria cause strep throat, which leads to rheumatic fever and ultimately heart diseases if not treated.

Thus, the correct answer is - false