Final answer:
A breach of patient confidentiality violates tort law.
Step-by-step explanation:
A breach of a patient's confidentiality violates tort law. Tort law is a type of civil law that focuses on civil wrongs or injuries caused to individuals or their property. Patients have a legal right to privacy and confidentiality of their medical information, and when a breach occurs, it can lead to legal action against the party responsible for the breach.