Gastrointestinal Oncology

Stomach & Abdominal Cancer: Symptoms, Diagnosis & Treatment

Specialised gastrointestinal cancer care for stomach and abdominal cancers, with treatment plans tailored to the location, type and stage of the disease.

Overview

What Is Stomach & Abdominal Cancer?

Stomach cancer, also called gastric cancer, develops when abnormal cells in the stomach grow uncontrollably. Abdominal cancer is a broader term that can refer to cancers arising in organs within the abdomen, including the stomach, colon, rectum, liver, pancreas, gallbladder, bile ducts, small intestine and other abdominal structures. Because these cancers differ in their biology and treatment, identifying the exact origin of the cancer is an important first step.

Stomach and abdominal cancers can involve different organs and may require complex surgical and multidisciplinary care. At SSO Hospitals, our gastrointestinal and surgical oncology specialists evaluate the cancer’s location, stage, extent and relationship with surrounding organs before recommending treatment. Depending on the diagnosis, treatment may include surgery, chemotherapy, radiation therapy, targeted therapy, immunotherapy or a combination of approaches.

How It Starts:

  1. Abnormal Cell Changes: Changes within cells of the stomach or another abdominal organ can cause abnormal growth.
  2. Tumour Formation: Abnormal cells may multiply and form a tumour in the affected organ.
  3. Local Growth: The tumour may grow into deeper layers of the affected organ or surrounding tissues.
  4. Lymph Node Involvement: Cancer cells can spread to nearby lymph nodes as the disease progresses.
  5. Distant Spread: Advanced disease may spread to distant organs or structures, depending on the cancer type.
Symptoms

Stomach & Abdominal Cancer Symptoms

Symptoms vary depending on which abdominal organ is affected. Early stomach or abdominal cancers may cause few or non-specific symptoms, which can sometimes be mistaken for common digestive problems.

Clinical picture

Stages, types and how we diagnose

Cancer staging describes how far the cancer has grown and whether it has spread to lymph nodes or distant organs. Staging systems differ between stomach, colorectal, pancreatic, liver and other abdominal cancers. Your doctor uses imaging, biopsy, surgical findings and pathology to determine the extent of disease.

IStage

Stage I

The cancer is generally limited to the organ where it began and has not spread extensively to nearby lymph nodes or distant organs.

These stages are a simplified overview. Each abdominal cancer has its own staging system, and the meaning of a particular stage can differ between cancer types.

Several different cancers can develop in the stomach and abdomen. Accurate diagnosis is essential because each cancer type may require a different treatment strategy.

01

Stomach Cancer

Cancer that develops in the lining of the stomach. Most stomach cancers are adenocarcinomas.

02

Colon Cancer

Cancer that develops in the large intestine. It is part of the broader group of colorectal cancers.

03

Rectal Cancer

Cancer that develops in the rectum and may require specialised colorectal treatment planning.

04

Pancreatic Cancer

Cancer arising in the pancreas, an organ located deep within the abdomen.

05

Liver Cancer

Primary liver cancers originate in the liver, while cancers from other organs can also spread to the liver.

06

Gallbladder & Bile Duct Cancer

Cancers can develop in the gallbladder or bile ducts and may require specialised hepatobiliary treatment.

07

Small Intestinal Cancer

Rare cancers can develop in the small intestine and require treatment according to their specific pathology.

08

Peritoneal Cancer

Cancer involving the peritoneum may arise primarily or develop when another abdominal cancer spreads to the peritoneal lining.

Diagnosis begins with a clinical assessment and depends on the symptoms and organ involved. Tests may include blood investigations, imaging, endoscopy and tissue biopsy. Once cancer is confirmed, additional investigations may be performed to determine its stage and biological characteristics.

Clinical Assessment

Your doctor reviews your symptoms, medical history, family history, previous investigations and physical findings.

Blood Tests

Blood investigations may assess general health, organ function and, in selected cases, tumour markers.

Endoscopy

Upper gastrointestinal endoscopy may be used to examine the oesophagus and stomach and obtain tissue samples from suspicious areas.

Colonoscopy

When colorectal cancer is suspected, colonoscopy can examine the colon and rectum and allow suspicious tissue or polyps to be sampled.

CT / MRI

Cross-sectional imaging can help identify the tumour, assess nearby structures and determine whether the disease has spread.

PET-CT

PET-CT may be recommended for selected cancers to assess metabolically active disease and evaluate possible spread.

Biopsy

A tissue sample is examined by a pathologist to establish the cancer type and relevant characteristics.

Molecular / Biomarker Testing

Certain gastrointestinal cancers may undergo biomarker or molecular testing to help guide targeted therapy or immunotherapy.

Not every patient requires every investigation. The diagnostic pathway is determined by the suspected cancer, symptoms, imaging findings and individual clinical circumstances.

Risk & treatment

Stomach & Abdominal Cancer Causes and Risk Factors

Risk factors vary considerably depending on the type of cancer. Some factors increase the likelihood of stomach cancer, while others are associated with specific abdominal cancers. Having a risk factor does not mean that a person will develop cancer.

01

Helicobacter pylori Infection

Long-term infection with H. pylori can cause chronic inflammation of the stomach lining and increase the risk of stomach cancer.

02

Smoking: Tobacco use increases the risk of several cancers

including stomach cancer and colorectal cancer.

03

Family History

A family history of stomach or colorectal cancer can increase an individual's risk, particularly when multiple close relatives are affected or cancer occurs at a younger age.

04

Certain Inherited Conditions

Genetic syndromes can increase the risk of particular gastrointestinal cancers.

05

Chronic Stomach Conditions

Certain long-standing conditions affecting the stomach lining may increase stomach cancer risk.

06

Dietary Factors

Diets high in certain preserved, smoked or heavily salted foods have been associated with increased stomach cancer risk.

07

Obesity and Metabolic Factors

Excess body weight and metabolic conditions are associated with increased risk of several cancers, including some gastrointestinal cancers.

08

Alcohol Consumption

Excessive alcohol use is associated with increased risk of several cancers.

Stomach & Abdominal Cancer Treatment

Treatment depends on the specific cancer, its stage, location, biological characteristics and the patient's overall health. Depending on the diagnosis, treatment may involve surgery, chemotherapy, radiation therapy, targeted therapy, immunotherapy or a combination of approaches.

Stomach & Abdominal Cancer Treatment

01

Stomach Cancer Surgery

Surgery is an important treatment option for selected localised and locally advanced stomach cancers. Depending on the tumour's location and extent, surgery may involve removing part of the stomach or the entire stomach, along with assessment or removal of nearby lymph nodes.

02

Minimally Invasive & Robotic Surgery

For appropriately selected patients, some gastrointestinal cancer procedures can be performed using laparoscopic or robotic techniques. These approaches use smaller incisions and specialised instruments, but suitability depends on tumour location, stage, anatomy and the procedure required.

03

Chemotherapy & Radiation Therapy

Chemotherapy may be given before surgery, after surgery or as the primary treatment depending on the cancer and stage. Radiation therapy may also be used for selected stomach and abdominal cancers, either alone or in combination with other treatments.

04

Targeted Therapy & Immunotherapy

Some gastrointestinal cancers have specific molecular or biomarker characteristics that can make targeted medicines or immunotherapy appropriate. Testing of the tumour may therefore form part of treatment planning for selected patients.

05

Cytoreductive Surgery & HIPEC

When certain abdominal cancers have spread to the lining of the abdomen, selected patients may be evaluated for cytoreductive surgery with hyperthermic intraperitoneal chemotherapy (HIPEC). This highly specialised treatment involves removing visible tumour deposits from the abdominal cavity followed by circulation of heated chemotherapy within the abdomen. It is appropriate only for carefully selected patients after detailed assessment.

There is no single treatment approach for stomach or abdominal cancer. Your treatment plan is determined after assessing the cancer type, stage, imaging, pathology, overall health and other individual factors.

Why SSO?

Why Choose SSO Hospitals for Stomach & Abdominal Cancer Treatment?

Complex abdominal cancers require careful surgical planning because multiple organs, blood vessels and other vital structures can be involved. At SSO Hospitals, our gastrointestinal and hepatopancreatobiliary surgical oncologists focus on complex cancers of the abdomen and develop treatment plans according to the individual patient.

  • Gastrointestinal Oncology Expertise: Our specialists focus on cancers affecting the digestive system and abdominal organs.
  • Complex Cancer Surgery: Selected patients may be evaluated for complex gastrointestinal, hepatobiliary and pancreatic procedures.
  • Minimally Invasive Approaches: Laparoscopic and robotic techniques may be considered for appropriately selected cancer procedures.
  • Advanced Peritoneal Cancer Treatment: Selected patients with peritoneal disease may be evaluated for cytoreductive surgery and HIPEC.
  • Multidisciplinary Treatment Planning: Surgical oncology may be coordinated with medical oncology, radiation oncology, radiology, pathology, interventional radiology and other specialists.
  • Personalised Treatment: Treatment recommendations are based on the cancer's origin, stage, pathology, imaging and the patient's overall health.

Every abdominal cancer is different. Our specialists review the available reports, imaging and pathology before recommending the appropriate treatment approach.

Meet all our doctors
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Our specialists

Consult Our Gastrointestinal Cancer Specialists

Connect with our gastrointestinal and surgical oncology specialists for evaluation, treatment planning and surgical opinions for stomach and abdominal cancers.

Dr. Sanket Mehta21+ Yrs

Dr. Sanket Mehta

Gastrointestinal Oncology · Gynaecological Oncology · Cytoreductive Surgery · HIPEC · PIPAC

SSO Cancer Hospital Ghatkopar West, Charni Road & SRCC

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Dr. Kamran A. Khan35+ Yrs

Dr. Kamran A. Khan

Breast Cancer · Gynaecological Cancer · GI & Colorectal Cancer · Robotic Oncologic Surgery · Organ-Preserving Surgery · Oncoplastic Breast Surgery · Minimal Access Gynaecological Oncology

Saifee Hospital · SSO Cancer Hospital Charni Road

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Dr. Chetan Anchan25+ Yrs

Dr. Chetan Anchan

Bone Tumours · Soft Tissue Tumours · Sarcoma Surgery · Musculoskeletal Oncology · Skeletal Metastases

SSO Cancer Hospital, Andheri West

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Dr. Nilesh Chordiya20+ Yrs

Dr. Nilesh Chordiya

GI Oncology · Colorectal Cancer Surgery · Gynaecological Cancer Surgery · Minimally Invasive Cancer Surgery

SSO Cancer Hospital, Thane

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Dr. Kant Shah18+ Yrs

Dr. Kant Shah

Paediatric Cancer Surgery · Paediatric Robotic Surgery · Advanced Laparoscopic Surgery · Paediatric Hepatobiliary Surgery · Paediatric Urology · Minimally Invasive Paediatric Surgery

SRCC, Mumbai

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Dr. Jay Anam16+ Yrs

Dr. Jay Anam

Breast Cancer · Breast Cancer Surgery · Breast Conservation Surgery · Oncoplastic Breast Surgery

SSO Cancer Hospital, Ghatkopar West

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Dr. Praveen Kammar16+ Yrs

Dr. Praveen Kammar

GI Oncology · Colorectal Cancer · Gynaecological Oncology · Peritoneal Surface Oncology · Robotic & Laparoscopic Cancer Surgery

SSO Cancer Hospital, Andheri West & Ghatkopar West

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Dr. Shrikant Atluri14+ Yrs

Dr. Shrikant Atluri

Uro-Oncology · Robotic Urologic Surgery · Kidney Cancer · Bladder Cancer · Prostate Cancer · Genitourinary Cancers

SSO Cancer Hospital, Ghatkopar West

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Dr. Amit Chakraborty13+ Yrs

Dr. Amit Chakraborty

Head & Neck Cancer · Oral Cancer · Tongue Cancer · Laryngeal Cancer · Thyroid Cancer · Salivary Gland Cancer

SSO Cancer Hospital, Ghatkopar West

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Dr. Niharika Garach13+ Yrs

Dr. Niharika Garach

Breast Cancer · Gynaecological Cancer · Peritoneal Surface Oncology · Cytoreductive Surgery · HIPEC · PIPAC

SSO Cancer Hospital, Andheri West

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Dr. Vivek Sukumar13+ Yrs

Dr. Vivek Sukumar

GI Oncology · Colorectal Oncology · Peritoneal Surface Oncology · Gynaecological Oncology · Minimally Invasive GI & Colorectal Oncology

SSO Cancer Hospital, Vashi

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Dr. Jitesh Rajpurohit10+ Yrs

Dr. Jitesh Rajpurohit

Thoracic Oncology · Lung Cancer · Oesophageal Cancer · Mediastinal Tumours · Chest Wall Tumours · VATS Surgery

SSO Cancer Hospital, Ghatkopar West

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Dr. Kaival K. Gundavda9+ Yrs

Dr. Kaival K. Gundavda

GI Oncology · HPB Oncology · Liver Cancer · Pancreatic Cancer · Biliary Cancers · Robotic & Minimally Invasive Cancer Surgery

SSO Cancer Hospital, Andheri West · Ghatkopar West · Charni Road

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Dr. Veeresh Kumar Ireddy8+ Yrs

Dr. Veeresh Kumar Ireddy

Robotic Surgery · Minimally Invasive Cancer Surgery · GI & HPB Oncology · Breast Oncology · Thoracic Oncology · Gynaecological Oncology · Cytoreductive Surgery & HIPEC

SSO Cancer Hospital, Belagavi

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Dr. Shirish Patil7+ Yrs

Dr. Shirish Patil

Head & Neck Oncology · Skull Base Surgery · Organ-Preserving Cancer Surgery · Microvascular Reconstruction

SSO Cancer Hospital, Belagavi

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Dr. Deep Gala7+ Yrs

Dr. Deep Gala

Blood Disorders · Blood Cancers · Leukemia · Lymphoma · Multiple Myeloma · Bone Marrow Transplantation · Cellular Therapy · Immunotherapy

SSO Cancer Hospital Andheri West · Borivali · SRCC

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Dr. Imaan Rumani6+ Yrs

Dr. Imaan Rumani

Breast Oncology · Gynaecological Oncology · Breast-Conserving Surgery · Oncoplastic Breast Surgery · Minimal Access Surgery · Peritoneal Surface Oncology · HIPEC · S-LYMPHA

SSO Cancer Hospital, Thane

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Dr. Anuj Suketu Shah5+ Yrs

Dr. Anuj Suketu Shah

Gastrointestinal Cancer · Gynaecological Cancer · Peritoneal Surface Malignancies · HPB Surgery · Minimally Invasive Oncology · CRS · HIPEC · PIPAC

EPIC Hospital, Ahmedabad

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Dr. Vijay Tiwari4+ Yrs

Dr. Vijay Tiwari

Head & Neck Oncology · Oral Cancer Surgery · Thyroid & Parathyroid Surgery · Laryngeal & Pharyngeal Cancer Surgery · Reconstructive Oncology · Maxillofacial & Craniofacial Surgery

SSO Cancer Hospital, Andheri West

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Dr. Krishnanunni Nair4+ Yrs

Dr. Krishnanunni Nair

Oral Cancer Surgery · Head & Neck Surgical Oncology · Jaw Tumour Surgery · Salivary Gland Tumour Surgery · Maxillofacial Reconstruction

SSO Cancer Hospital, Vashi & White Lotus International Hospital, Navi Mumbai

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4.8800+ Google reviews
IMIrshad MulllajiGoogle review

“My wife is under treatment of Dr Chetan Anchan… large bone pathological fracture curettage and reconstruction, successfully done. He is a great man, great doctor, always there for patients.”

PSPriti ShahGoogle review

“Dr. Sanket Mehta is a life saving doctor, he treated my father and cured his colon cancer. Ms. Rida from Charni Road branch helped throughout the follow up.”

IMIrshad MulllajiGoogle review

“My wife is under treatment of Dr Chetan Anchan… large bone pathological fracture curettage and reconstruction, successfully done. He is a great man, great doctor, always there for patients.”

PSPriti ShahGoogle review

“Dr. Sanket Mehta is a life saving doctor, he treated my father and cured his colon cancer. Ms. Rida from Charni Road branch helped throughout the follow up.”

NDNikit DoshiGoogle review

“We are truly thankful to Dr. Jay Anam sir, an excellent onco surgeon. The hospital was clean and well-maintained, and staff were professional yet empathetic.”

MWManasi WaghmareGoogle review

“My mother is treated under Dr. Nilesh Chordiya and his team for breast cancer. SSO supported us financially via CM fund approval.”

NDNikit DoshiGoogle review

“We are truly thankful to Dr. Jay Anam sir, an excellent onco surgeon. The hospital was clean and well-maintained, and staff were professional yet empathetic.”

MWManasi WaghmareGoogle review

“My mother is treated under Dr. Nilesh Chordiya and his team for breast cancer. SSO supported us financially via CM fund approval.”

IMIrshad MulllajiGoogle review

“My wife is under treatment of Dr Chetan Anchan… large bone pathological fracture curettage and reconstruction, successfully done. He is a great man, great doctor, always there for patients.”

NDNikit DoshiGoogle review

“We are truly thankful to Dr. Jay Anam sir, an excellent onco surgeon. The hospital was clean and well-maintained, and staff were professional yet empathetic.”

PSPriti ShahGoogle review

“Dr. Sanket Mehta is a life saving doctor, he treated my father and cured his colon cancer. Ms. Rida from Charni Road branch helped throughout the follow up.”

MWManasi WaghmareGoogle review

“My mother is treated under Dr. Nilesh Chordiya and his team for breast cancer. SSO supported us financially via CM fund approval.”

IMIrshad MulllajiGoogle review

“My wife is under treatment of Dr Chetan Anchan… large bone pathological fracture curettage and reconstruction, successfully done. He is a great man, great doctor, always there for patients.”

NDNikit DoshiGoogle review

“We are truly thankful to Dr. Jay Anam sir, an excellent onco surgeon. The hospital was clean and well-maintained, and staff were professional yet empathetic.”

PSPriti ShahGoogle review

“Dr. Sanket Mehta is a life saving doctor, he treated my father and cured his colon cancer. Ms. Rida from Charni Road branch helped throughout the follow up.”

MWManasi WaghmareGoogle review

“My mother is treated under Dr. Nilesh Chordiya and his team for breast cancer. SSO supported us financially via CM fund approval.”

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