Surgery

Whipple Procedure

Also called pancreaticoduodenectomy — the standard surgery for tumors in the head of the pancreas.

What Is the Whipple Procedure?

The Whipple procedure is the most common surgery for pancreatic cancer involving the head of the pancreas. It removes the part of the pancreas where most tumors arise, along with several connected structures. After removal, the remaining organs are carefully reconnected to restore digestion.

The operation typically takes 4–7 hours and is performed under general anesthesia. It is one of the most complex operations in abdominal surgery and is best performed at high-volume centers where outcomes are significantly better.

Diagram showing what is removed and how organs are reconnected in the Whipple procedure
Simplified diagram of the Whipple procedure showing resected structures and reconstruction.

What Is Removed

The following structures are removed as a single specimen to ensure complete tumor removal with clear margins:

Head of the pancreasThe portion of the pancreas where tumors most commonly arise.
DuodenumThe first part of the small intestine, which wraps around the head of the pancreas.
GallbladderRemoved because the bile duct that drains it passes through the resected area.
Portion of the bile ductThe section that runs through the head of the pancreas and into the duodenum.
Part of the stomach (sometimes)In a pylorus-preserving Whipple, the stomach is left intact. In a classic Whipple, a small portion of the stomach is also removed.
Regional lymph nodesRemoved to assess for spread and improve the completeness of resection.

Reconstruction

After the resection, three connections (anastomoses) are made to restore digestive function:

Pancreas → small intestine (pancreaticojejunostomy)The remaining pancreas is connected to the jejunum so digestive enzymes can enter the intestine.
Bile duct → small intestine (hepaticojejunostomy)The remaining bile duct is connected to the jejunum to allow bile from the liver to drain into the intestine.
Stomach → small intestine (gastrojejunostomy or duodenojejunostomy)The stomach or duodenum is reconnected to the jejunum to allow food to pass through.

What to Expect

Before Surgery

You will meet with the surgical team, anesthesiology, and often a dietitian before your operation. Pre-operative labs, imaging, and cardiac clearance are standard. Many patients receive neoadjuvant chemotherapy (and sometimes radiation) before surgery to shrink the tumor and treat microscopic spread.

In the Hospital

Hospital stay is typically 7–10 days. You will be encouraged to get up and walk the day after surgery. A drain is left near the pancreatic connection to monitor for fluid leaks. Diet is advanced gradually from clear liquids to soft foods over several days.

At Home

Full recovery takes approximately 6–8 weeks. Common challenges during recovery include fatigue, changes in bowel habits, and managing diet. Most patients require pancreatic enzyme replacement therapy (PERT) with meals to aid digestion.

After Recovery

Adjuvant chemotherapy is recommended for most patients after the Whipple procedure, beginning 4–8 weeks after surgery. Regular follow-up with imaging (CT scan every 3–6 months) monitors for recurrence.

Questions About the Whipple Procedure?

Dr. Correa performs the Whipple procedure at Mount Sinai in New York City. Contact us to schedule a consultation or discuss your case.

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