
Yelena Y. Janjigian, MD, discusses how findings from the MATTERHORN trial presented at ASCO 2025 build upon previous research.

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Yelena Y. Janjigian, MD, is a gastrointestinal medical oncologist at Memorial Sloan Kettering Cancer Center in New York, NY.

Yelena Y. Janjigian, MD, discusses how findings from the MATTERHORN trial presented at ASCO 2025 build upon previous research.

Yelena Y. Janjigian, MD, discusses how to manage the potential adverse events of pembrolizumab when using the recently approved combination of pembrolizumab plus trastuzumab and chemotherapy.

Yelena Y. Janjigian, MD, discusses the long-term survival data from the KEYNOTE-811 trial of pembrolizumab plus trastuzumab and chemotherapy for the treatment of patients with HER2-positive locally advanced unresectable or metastatic gastric or gastroesophageal junction adenocarcinoma.

Yelena Y. Janjigian, MD, discusses the standard approval of pembrolizumab plus trastuzumab and chemotherapy for the treatment of patients with HER2-positive gastric or gastroesophageal junction adenocarcinoma.

Yelena Y. Janjigian, MD, discusses the differences between biomarker testing at academic centers versus community centers for patients with gastric cancer.

Yelena Y. Janjigian, MD, a medical oncologist at Memorial Sloan Kettering Cancer Center, discusses the importance of testing for microsatellite instability-high (MSI-H) status in patients with gastric cancers.

Yelena Y. Janjigian, MD, attending physician, Memorial Sloan Kettering Cancer Center, discusses findings of CheckMate-032, a study of nivolumab (Opdivo) with or without ipilimumab (Yervoy) in patients with advanced/metastatic chemotherapy-refractory gastric, esophageal, or gastroesophageal junction cancer.

Published: June 10th 2025 | Updated:

Published: June 22nd 2017 | Updated:

Published: May 7th 2018 | Updated: