This document details the Supreme Court of India's judgment in Mr. 'X' vs Hospital 'Z' on 21 September 1998. The case revolves around the alleged breach of medical confidentiality regarding an HIV+ diagnosis and its impact on the appellant's proposed marriage. It explores the fundamental right to privacy, the duty of medical professionals to maintain confidentiality, and exceptions to this rule, particularly when public health is at risk. This judgment is crucial for understanding the intersection of medical ethics, patient rights, and public safety in India.