<prompt> Treatment of pseudopancreatic cyst is -Percutaneous drainagePancreatectomyInternal drainage surgicalAll of the above  <response>: Internal drainage can be performed with either percutaneous catheter based methods transgastric puncture and stent placement to create a cystogastrostomy endoscopic methods transpapillary drainage, cystgastrostomy or cystduodenostomy surgical methods cystgastrostomy, cystduodenostomy or Roux-en-Y cystjejunostomy Other methods of tt have already been described. Ref srb manual of surgery 5e p690 