A study of Trastuzumab Deruxtecan to assess its safety, tolerability, immune response, and inhibition of tumor activity when given alone or in combination with other agents in patients with HER2- expressing Gastric Cancer
Excerpt:
...Disease Characteristics: Locally advanced, unresectable, or metastatic disease Pathologically documented adenocarcinoma of the stomach/GEJ/esophagus with HER2 overexpression (IHC 3+ or IHC 2+/ISH+)3. ...
Developing ctDNA Guided Adjuvant Therapy for Gastrooesophageal Cancer
Excerpt:
...- Pathologically documented adenocarcinoma of the stomach (clinical stage before surgery of AJCC I-III), gastroesophageal junction, or lower oesophagus (to include Type I Siewert only), with HER2 overexpression (IHC 3+ or IHC 2+/ISH+) based on local tissue testing results....