Kohei Shitara, Director of the Department of Gastrointestinal Oncology at National Cancer Center Hospital East, shared a post on X:
“Pleased to share analysis of early endpoints in KEYNOTE 585, ESMO – Eur. Oncology, ESMO Open.
pCR, mPR, and downstaging showed associations with favorable EFS and OS in gastric/GEJ adenocarcinoma treated with perioperative pembro+chemo. Further validation is warranted.”

Title: Surrogate endpoints for survival in KEYNOTE-585: neoadjuvant/adjuvant pembrolizumab plus chemotherapy versus placebo plus chemotherapy for gastric or gastroesophageal junction adenocarcinoma
Authors: K. Shitara, Y.-J. Bang, L.S. Wyrwicz, S.Y. Rha, T. Oshima, F. Pietrantonio, Y.-K. Park, S. Lonardi, P. Yañez, C.-J. Yen, J.-P. Metges, M. Garrido, M. Moehler, S. Pelles-Avraham, W.P. Yong, A. Spallanzani, E. Jensen, R. Krishnan, C.-S. Shih, S.-E. Al-Batran
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