agnogenic myeloid metaplasia
noun [ U ] medical specialized uk/æɡ.nəˌdʒen.ɪk ˌmaɪ.ə.lɔɪd met.əˈpleɪ.ʒə/ us/æɡ.nəˌdʒen.ɪk ˌmaɪ.ə.lɔɪd met.əˈpleɪ.ʒə/ (also myelofibrosis)
特发性髓样化生
a condition in which scar tissue grows in the bone marrow so that not enough blood cells are produced for the body