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GI Cancer Surgery

Stomach Cancer Surgery: Partial vs Total Gastrectomy

Written by Dr. Varadharajan V, Surgical Oncologist, Chennai

Published · Updated · Medically reviewed by Dr. Varadharajan V · Last reviewed: · 4 min read

Surgical oncologist reviewing a stomach CT scan with a patient

Quick Answer

Partial gastrectomy is often used for tumours in the lower part of the stomach, leaving a stomach pouch for eating. Total gastrectomy is usually needed for tumours in the upper or middle stomach or those that spread widely within it. In total gastrectomy, the esophagus is joined directly to the small intestine. Both need lifelong dietary adjustments.

Surgery is the main curative treatment for stomach (gastric) cancer that has not spread to distant organs. A partial (subtotal) gastrectomy removes the part of the stomach containing the tumour, while a total gastrectomy removes the entire stomach. Nearby lymph nodes are also removed. The choice depends mainly on where the tumour is located and how far it has spread within the stomach.

How Do Surgeons Decide?

  • Tumour location: lower stomach tumours often allow partial removal
  • Tumour size and spread: larger or diffuse tumours may need total removal
  • Safe margins: enough healthy tissue must be removed around the tumour
  • Patient fitness: overall health and nutrition status

What Is a D2 Lymphadenectomy?

It is the removal of lymph nodes around the stomach and major blood vessels. It helps with accurate staging and may improve cancer control when done by experienced teams.

Surgical Approaches

  • Open surgery: through an incision in the abdomen
  • Laparoscopic or robotic surgery: through small cuts, which may mean less pain and faster recovery for suitable patients

Is Chemotherapy Needed?

Many patients receive chemotherapy before and after surgery, called perioperative chemotherapy. This can shrink the tumour and reduce the risk of recurrence.

Recovery in Hospital

  • Hospital stay is often about a week
  • Early walking and breathing exercises
  • Gradual start of fluids, then soft foods
  • Pain control and wound care

Eating After Gastrectomy

  • Eat six to eight small meals a day
  • Chew well and eat slowly
  • Separate liquids from meals by about 30 minutes
  • Limit sweets to reduce dumping symptoms
  • Include protein at every meal
  • Expect some weight loss at first

Long-Term Needs

  • Vitamin B12 injections, especially after total gastrectomy
  • Iron, calcium and vitamin D monitoring
  • Regular follow-up scans and visits

Key Takeaways

  • Partial or total gastrectomy depends on tumour location.
  • Lymph nodes are removed for staging and control.
  • Chemotherapy is often given before and after.
  • Small, frequent meals are needed afterward.
  • B12 and nutrient monitoring are lifelong needs.

Final Thoughts

Living with part or none of your stomach is very possible with good planning and support. Understanding the surgery helps you prepare physically and emotionally. For stomach cancer surgery evaluation, you can consult Dr. Varadharajan, a surgical oncologist in Chennai.

Discuss this with a specialist

If you or a family member is dealing with gi cancer surgery, the safest next step is a personal evaluation. Book an appointment with Dr. Varadharajan to review your reports and options.

Find the clinic location, hours and directions at Iswarya Hospital, Tharamani, Chennai.

Frequently Asked Questions

Need answers? Find them here...

Part of the GI Cancer Surgery guide

This article is part of our complete guide to GI cancer surgery, which explains the bigger picture and links to every related topic.

Related reading

About the Author

Dr. Varadharajan V, Surgical Oncology

Dr. Varadharajan V

Surgical Oncologist, Breast Oncologist, Head & Neck Oncologist

M.Ch Surgical Oncology, FIAGES, FALS, FMAS, M.S General Surgery, MBBS

Iswarya Hospital, Chennai

Dr. Varadharajan V is a highly trained Surgical Oncologist committed to delivering ethical, patient-centric, and evidence-based cancer care. With strong academic credentials and extensive hands-on experience across multiple oncological subspecialties, he is skilled in managing a wide spectrum of malignancies, including breast, gastrointestinal, gynecologic, and peritoneal surface cancers. His clinical foundation comes from institutions such as Sri Ramachandra Institute of Higher Education and Gleneagles Global Health City, where he has served in senior oncology roles.

Seek urgent medical care for severe bleeding, fever above 100.4 F, breathing difficulty, chest pain, uncontrolled vomiting, a wound that opens or leaks, or any sudden worsening after surgery.

This article is general medical information only. It is not a diagnosis and does not replace a consultation with your own oncologist or with Dr. Varadharajan V. Diagnosis, stage and fitness decide the right treatment for each person. In an emergency, go to the nearest hospital.

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