PMC6360597_01
Reticulin stain showing MF grade 2 fibrosis.
CRIHEM2019-1430170.001.jpg
PMC6360597_01_CRIHEM2019-1430170.001.jpg
fig1
Bone marrow findings were consistent with primary myelofibrosis, exhibiting hypercellularity with marked increase in reticulin fibrosis (MF grade 2, according to EUMNET consensus, Figure 1) and atypical, hypolobated megakaryocytes forming loose clusters (Figure 2).
Trephine biopsy showing atypical megakaryocytes.
CRIHEM2019-1430170.002.jpg
PMC6360597_01_CRIHEM2019-1430170.002.jpg
fig2
Bone marrow findings were consistent with primary myelofibrosis, exhibiting hypercellularity with marked increase in reticulin fibrosis (MF grade 2, according to EUMNET consensus, Figure 1) and atypical, hypolobated megakaryocytes forming loose clusters (Figure 2).