Frailty in Patients With Gastrointestinal Cancer Who Are Undergoing Major Surgery

This research is for patients who have gastrointestinal cancer and have a planned major surgery. The purpose of this research is to identify cancer patients who may be at risk for frailty. Frailty is common in older adults and may include symptoms of weight loss, weakness, fatigue, low activity, slow walking and other illnesses. Frailty may increase the risk of problems after major surgery. The study will involve a survey, a blood sample, and a review of medical records.

Inclusion Criteria:18 years old or olderhistologically proven gastrointestinal malignancyreferral for elective major surgical procedures at including operations for upper and lower gastrointestinal malignancies and hepato-pancreato-biliaryreferral for neoadjuvant treatment followed by any of the above major surgical proceduresExclusion Criteria:under 18 yearspregnant women