مريض بعد استبدال مفصل، متى يحتاج مضاداً حيوياً وقائياً حسب توصية جراحه؟

After joint replacement, when might a client need prophylactic antibiotics as advised by the surgeon?

1. Before certain dental work
2. For any mild headache at home
3. When cutting nails
4. Before every meal

Answer: A) Before certain dental work. Some surgeons advise prophylaxis before dental or urological procedures to protect the prosthesis from infection, per local guidance.