Castleman disease describes a group of immune-related disorders characterized by lymph node enlargement resulting from the overactivation of the immune system. There are two main types of Castleman disease: unicentric, or localized, which only affects a single lymph node region; and multicentric, or generalized, where there is lymph node enlargement in multiple regions of the body along with a broad range of inflammatory symptoms. #shorts Find our full video library only on Osmosis: http