Why it is it important not to use the silver nitrate for over that time frame?

Question CASE STUDY PEDS/PROCEDURES A mother brings in her 11 year old son, Branch, because he has had a nosebleed. She is concerned about it because they have been applying pressure by pinching it and the nosebleed won’t stop. He has no history of nosebleeds. He has no significant medical history and no known allergies. […]