What is the major concern associated with dental treatment in patients with congenital heart defects?

The major concern in patients with congenital heart defects undergoing dental treatment is the risk of endocarditis. Endocarditis is an infection of the inner lining of the heart, which can occur if bacteria enter the bloodstream during dental procedures.

Patients with congenital heart defects often have abnormal heart structures that can predispose them to this condition. During dental treatment, particularly procedures that manipulate the gums or oral tissues, there is a potential for bacteria present in the mouth to enter the bloodstream. As a preventive measure, dental professionals often recommend prophylactic antibiotics before certain procedures to mitigate this risk and protect the patient's heart.

While excessive bleeding, increased risk of dental caries, and difficulty in anesthesia are concerns that may arise in various dental situations, they do not pose the same significant risk for patients with congenital heart defects as endocarditis does. Therefore, understanding the importance of infective endocarditis prevention is crucial for ensuring the safety and health of patients with congenital heart conditions during dental treatments.