BRCA1 and gastric cancer: Consider regular gastric surveillance in BRCA1/2 PV carriers with a family history of GC—If a BRCA1/2 PV carrier has a family history of GC in a carrier of the BRCA1/2 PV, we believe that a baseline surveillance upper endoscopy can be offered at age 50, or 10 years prior to the youngest GC diagnosis, and then can be repeated at an interval of 3 years.