What are long term whipple procedure complications?

Depends: It depends somewhat on why the surgery was performed. If the pancreas surgery was for cancer, the long term risks are cancer recurrence. If the surgery was for pain from chronic pancreatitis, the long term risk is pain recurrence. Other risks are diabetes, fatty food intolerance, nutritional or dietary changes.

Malnutrition: Depending on exactly how the procedure was done and how the intestines are reconnected, malnutrition or at least altered nutritional requirements is the most important long term complication. If the procedure was done for cancer there is also a chance the cancer could regrow or recur.

Digestive ,diabetes: One may need enzymes that the pancreas makes to digeat fat.One may become diabetic and need Insulin or medications by mouth.