Indication for operative intervention being chronic pancreatitis.

Currently on warfarin with an INR≥1.4 or clopidogrel that cannot be discontinued 7 days prior to surgery;

Most recent INR prior to surgery \>1.4

Most recent platelet count prior to surgery \<70,000/mcl

Chronic opioid use as defined by use of more than 20mg oxycodone, or equivalent, daily.

History of pre-existing neuropathic pain conditions.

Not giving consent for study participation.

Known medical history of significant psychiatric or cognitive impairment

History of HIV, Hepatitis B, and/or Hepatitis C

Epidural Analgesia Use in Pancreatic Resections