Call for Papers for a Collection of Rare and Rare Cases in China - Volume 3
uncommon diseases, short for rare and uncommon diseases, is a relative concept that refers not only to uncommon or uncommon diseases in terms of overall incidence, but also to uncommon, uncommon diseases. But diseases that are particularly rare in a certain region, season, age group, sex, or location. A rare disease is defined as having an incidence of less than 0.1% in a population. 0.1% ~ 1.0% were rare diseases, and more than 1.0% were non-rare diseases. More than 150 new diseases have been identified since the 1970s. There are more than 7000 kinds of genetic diseases, most of which belong to rare diseases, so it is a long-term task to study rare diseases. In May 2018, the National Health Commission, the Ministry of Science and Technology, the Ministry of Industry and Information Technology, the State Medical Products Administration and the State Administration of Traditional Chinese Medicine jointly issued a document confirming 121 rare diseases in the national version of the Rare Diseases List.