28 September 2023
: Case report 
Asymptomatic Essential Thrombocytosis Presenting with Extrahepatic Portal Vein Thrombosis: A Case Report
Unusual clinical course, Challenging differential diagnosis, Educational Purpose (only if useful for a systematic review or synthesis)
Yoshikazu Yakami1ABCDEFG*, Toshihiko Yagyu2ABCDEFG, Tomoki Bando2ABCDEFG, Masakazu Hanada2ABCDEFGDOI: 10.12659/AJCR.938547
Am J Case Rep 2023; 24:e938547
Figure 3. Bone marrow biopsy demonstrating many mature megakaryocytes in the field of view without dysplasia, immature cells, or fibrosis. These megakaryocytes (arrows) had large and irregular nuclei and platelets aggregated (magnification ×100).