Gastrointestinal, hepatic, and pancreatobiliary involvement by plasma cell neoplasms: clinicopathologic correlations in a retrospective cohort of 116 cases.
Justin T KelleyLanisha D FullerKeith K LaiRhonda K YantissSiarhei DzedzikDaisy AlapatAzin MashayekhiLindsay AlpertRaul S GonzalezScott R OwensDaniel A ArberLaura W LampsPublished in: Histopathology (2022)
PC and EMM involving the GI tract, liver, and pancreas have a wide range of clinicopathologic presentations. Tumors may occur virtually anywhere in the GI tract or abdomen and may precede the diagnosis of marrow involvement. Both GI PC and EMM are associated with a poor prognosis.