my.e.lo.fi.bro.sisn.(名词)Proliferation of fibroblastic cells in bone marrow, causing anemia and sometimes enlargement of the spleen and liver.骨髓纤维化,骨髓纤维变性:在骨髓中成纤维细胞的扩散,常引起贫血症,而且有时也会导致脾和肝的增大