Narod SA. Tamoxifen ChemopreventionâEnd of the Road?. JAMA Oncol. 2015;1(8):1033â1034. doi:10.1001/jamaoncol.2015.2247. Download citation file:
About Rare Diseases. A rare disease is defined by the European Union as one that affects less than 5 in 10,000 of the general population. There are between 6,000 and 8,000 known rare diseases. Around five new rare diseases are described in medical literature each week.
Rare lung diseases include cystic fibrosis, an inherited disease that. affects multiple organs, and idiopathic pulmonary fibrosis, in which lung tissue becomes thick. and stiff, resulting in loss of function.61. Diabetes Mellitus: Diabetes is characterized by abnormally high levels of glucose (sugar) in the. blood.