Successful anti-PD-1 therapy in metastatic endometrial cancer with microsatellite instability: a case report

High efficacy of anti-PD-1 therapy has been shown in malignant tumors with mismatch repair deficiency. According to the literature review, mismatch repair deficiency is determined in 20-40 % of all endometrial cancer cases and up to 48 % of its endometrioid subtype. We report the short review of the...

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Bibliographic Details
Main Authors: T. T. Andabekov (Author), M. K. Rodina (Author), G. A. Raskin (Author), K. G. Cham (Author), I. O. Rutkin (Author)
Format: Book
Published: ABV-press, 2019-07-01T00:00:00Z.
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Summary:High efficacy of anti-PD-1 therapy has been shown in malignant tumors with mismatch repair deficiency. According to the literature review, mismatch repair deficiency is determined in 20-40 % of all endometrial cancer cases and up to 48 % of its endometrioid subtype. We report the short review of the recent literature and the case of durable partial response on pembrolizumab immunotherapy in a patient with a metastatic endometrioid adenocarcinoma with MMR-deficiency progressed on 2 chemotherapy lines. Partial response was achieved after 6th course, treatment was stopped after 8th course. Patient is on follow-up without any anticancer treatment for 11 months. Partial response lasts for 13 months, with further reduction in tumor size. The treatment was well tolerated without adverse events.
Item Description:1994-4098
1999-8627
10.17650/1994-4098-2019-15-1-73-77