Metastatic Infiltration of Anaplastic Carcinoma of the Pancreas Into the Portal Venous System: A Masquerading Cause of Expansive Portal Venous Thrombosis

Yuka Hirakawa; Masaki Tago; Naoko E. Katsuki; Seijiro Makio; Shu-ichi Yamashita

doi:10.12659/AJCR.929678

26 March 2021 : Case report Japan

Metastatic Infiltration of Anaplastic Carcinoma of the Pancreas Into the Portal Venous System: A Masquerading Cause of Expansive Portal Venous Thrombosis

Challenging differential diagnosis

Yuka Hirakawa^1AEF*, Masaki Tago^1AEF, Naoko E. Katsuki^1AEF, Seijiro Makio^1AE, Shu-ichi Yamashita^1AE

DOI: 10.12659/AJCR.929678

Am J Case Rep 2021; 22:e929678

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Figure 4. Histopathological examination of the liver biopsy in the 8th month after the first assessment (hematoxylin and eosin staining; original magnification. A: ×40, B: ×100). (A) Undifferentiated atypical cells are present in the intrahepatic portal vein (arrow). (B) Proliferation of polymorphic, spindle-shaped atypical cells are seen infiltrating the liver parenchyma.

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Metastatic Infiltration of Anaplastic Carcinoma of the Pancreas Into the Portal Venous System: A Masquerading Cause of Expansive Portal Venous Thrombosis

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