MUCH OF the existing confusion regarding proper therapeutic measures for the treatment of cystic lesions of the pancreas stems from a lack of appreciation of the variety of cystic lesions which occur in the pancreas and the proper treatment of each type. In the last several years a number of reports have appeared, evaluating various forms of surgical treatment of pancreatic cysts. At the present time the use of internal drainage is receiving particular attention. In general, three types of procedure have been employed: cystogastrostomy, cystocholecystostomy, and cystojejunostomy. Some surgeons have used a Roux-Y jejunal limb in performing the latter procedure.1Up to the present time, a total of only 50 cases utilizing cystogastrostomy has been reported.2The present series of 10 cases* represents the largest single series reported to date and affords further material for evaluating this form of therapy. The present report also contains a brief