What is a rare disease? A rare disease is a health condition of low prevalence that affects a small number of people compared with other prevalent diseases in the general population. Rare diseases include genetic diseases, rare cancers, infectious tropical …
Definition: Rare diseases refer to medical conditions that affect a small percentage of the population, typically fewer than 1 in 1,000 individuals. Despite their low prevalence, these disorders collectively impact millions worldwide. Problems in treating rare diseases: No proper definition: …