Medical diagnosis | 合法醫療器材資訊網

Process to identify a disease or disorder

Medical diagnosis (abbreviated Dx,[1] Dx, or Ds) is the process of determining which disease or condition explains a persons symptoms and signs. It is most often referred to as diagnosis with the medical context being implicit. The information required for diagnosis is typically collected from a history and physical examination of the person seeking medical care. Often, one or more diagnostic procedures, such as medical tests, are also done during the process. Sometimes posthumous diagnosis is considered a kind of medical diagnosis.

Diagnosis is often challenging, because many signs and symptoms are nonspecific, and can only be undertaken by registered and licensed health professionals. For example, redness of the skin (erythema),...