a. The standard of care is that patients in question of pancreatic lesions undergo CT scanning. After a CT scan, if it appears that the pancreatic mass may be resectable, the standard protocol is to look at the pancreas while the patient is sedated with endoscopic ultrasound for diagnostic tissue sampling and further staging. For this reason, the endoscopist will not be blinded to the CT scan because it is the standard of care that they interpret the results of the EUS with that information.