Stomach cancer. Retroperitoneal sarcomas. Peritoneal surface malignancies. These are some of the rarest — and most complex — cancers a surgeon can treat. Dr. Noah Cohen is a surgical oncologist at NYU Langone Health specializing in exactly these cancers. Many of them don't announce themselves with obvious symptoms, which makes knowing what to watch for critical. Symptoms that should prompt a visit to your doctor: → Unintentional weight loss → Difficulty eating → Abdominal bloating At NYU Langone Health, Dr. Cohen and his team perform cutting-edge robotic-assisted surgery for gastric cancer, one of the most minimally invasive approaches available. For peritoneal surface malignancies, NYU Langone is home to one of the largest cytoreductive surgery and HIPEC centers in the nation, offering patients multidisciplinary care and access to clinical trials. Dr. Cohen is also actively involved in designing early-phase clinical trials to develop the next generation of treatments for patien...