Gastrointestinal Cancers
Gastrointestinal (GI) cancers refer to a group of cancers affecting the digestive system, including the esophagus, stomach, liver, pancreas, gallbladder, small intestine, colon, and rectum. These cancers often develop silently, with symptoms appearing only in advanced stages—making timely evaluation, screening, and expert care crucial.
With more than 15+ years of clinical excellence, Dr. Chandrani Mallik is widely recognized as one of the Best Cancer Doctors in Kolkata, providing comprehensive, personalized, and evidence-based treatment for all types of GI cancers. Her expertise in systemic therapy, precision oncology, targeted treatments, and supportive care ensures that every patient receives world-class cancer management tailored to their condition.
Types of Gastrointestinal Cancers Treated
Esophageal Cancer
Stomach (Gastric) Cancer
Liver Cancer & Hepatocellular Carcinoma
Gallbladder & Biliary Tract Cancers
Pancreatic Cancer
Small Intestine Cancer
Colon Cancer
Rectal Cancer
Gastrointestinal Stromal Tumors (GIST)
Common Causes & Risk Factors
Expert Care, Compassionate Support, Exceptional Results
Signs & Symptoms of Gastrointestinal Cancers
Persistent abdominal pain or discomfort
Difficulty swallowing (for esophageal cancers)
Unexplained weight loss
Loss of appetite or early fullness
Persistent acidity or indigestion
Blood in stool or black, tarry stools
Changes in bowel habits (diarrhea or constipation)
Vomiting, sometimes with blood
Persistent fatigue or anemia
Jaundice (yellowing of skin and eyes)
Why Choose Dr. Chandrani Mallik for GI Cancer Care in Kolkata?
Leading Medical Oncologist with 15+ Years of Experience
Expertise in complex and advanced gastrointestinal cancer management
Evidence-based chemotherapy, targeted therapy, immunotherapy & precision oncology
Compassionate, patient-centered approach with continuous follow-up
Collaboration with top surgeons, gastroenterologists & radiologists
Personalized treatment plans tailored to each patient’s needs
Strong track record of successful outcomes for GI cancer patients
Testimonials
What Our Clients Say
Posted on manjima biswas Posted on moumita chakraborty Posted on Md. Kamruzzaman Shipon CNCI is Very nice hospital in Kolkata. Low budget, good behaviour dr and employeesPosted on Tama Guha After loosing my mother in June,22. within 3 months knowing my father's stage- IV lung cancer, I almost stopped believing in God. But God had something waiting for me. Wherever I took my father, none gave any hopes beyond few weeks. With expenditure reaching beyond my control, being only daughter, and no one beside me I only questioned why me?. But the day someone gave me Dr. Chandrani Mam's reference, I found my God. She is not only an excellent doctor but a Godly Human Being who has helped me to continue my father's treatment (Immunotheraphy). She gave the best of the treatment and motivated us and also helped me getting medicines and tests done in lowest cost. Just for her I have got my father back and he is much better even after an year now. I don't know how to express my gratitude to her. She is the Goddess in human form. I have referred her to many, and they too keep blessing for reaching out to their GOD. Thank you Chandrani Mam.Posted on Noyema Begum Thanks Dr Chandrani. Thanks for your kind and caring support towards my father's Lungs Cancer. Your diagnosis is awesome. You treated him like your own family member. For me you are the best oncologist in Kolkata I have seen so far.Posted on tathagata sengupta When my mother was diagnosed with Overian cancer we all were very much helpless and was not able to understand from where we should start. As we all know about the medical Infrastructure and support we have in West Bengal I was not able to rely on anyone. After meeting with Dr Chandrani Mallik during First Chemotherapy of my mother my perception about medical treatment completely got changed. I have never seen such co-operative and very well behaved doctor before. She is always responding and reachable. Whenever I asked for some help she never said no. She explain everything in a transparent way and never hide anything from you. She is really next to God for my entire family. Coming to the treatment, we all had many perceptions on the reactions of chemotherapy. But, my mother didn't go under any issue after taking 4 chemotherapy from her. She always keep the comfort of her patient before making the chemo plan. My mother is really very fortunate to get he as treating doctor. I wish her all good thing for her life and profession. I am sure some day she will lead many big organization where people will be served with proper care and treatment.Posted on Sumana Gupta She is a wonderful person to know, I met her in 2021 and since then under her treatment. Back then when senior renowned doctors of Kolkata had given me off, she confidently took up my case. I was stage iv lung cancer patient and TMC, Mumbai had already given me 6 to 9 months of life. However, she administered chemotherapy, changed the medicine thrice ,treated the infections I had meantime and never gave up hope. As compassionate she is she always considers how financially the treatment could be affordable for the patient. My cancer has been kept under check and now I'm going through immunotherapy as I could no longer tolerate the effects of chemotherapy. She is very amicable and approachable and dedicated to her job. I have never seen another doctor who mixes and prepares the chemo herself, or effortlessly making an iv channel when the sister fails to do so. It speaks a lot about the person.....I'm lucky to have her as my oncologist ❤️Posted on SUMITA BOSE She is most dedicated doctor for her patients.Posted on kunal Sarkar She is one of the most educated , well qualified and talented oncologist in town. With her, i feel ny mother is in good hands. She takes good care of all her patients. I have seen it personally. I respect and admire her for the service she is giving at CNCI.Posted on BAMANGRAM NCSM Best oncologist of CNCI
Frequently Asked Questions on Cancer
"Understanding Cancer: Your Questions, Answered"
Common symptoms include unexplained weight loss, persistent fatigue, changes in skin, lumps or swelling, and unusual bleeding. However, symptoms can vary depending on the type of cancer.
Cancer is diagnosed through a combination of methods, including physical exams, imaging tests (such as MRI, CT scans), biopsies, and blood tests.
Treatment options include surgery, chemotherapy, radiation therapy, immunotherapy, hormone therapy, and targeted therapy. The choice depends on the type and stage of cancer.
Yes, lifestyle changes like a healthy diet, regular exercise, avoiding tobacco and excessive alcohol, and protecting skin from the sun can reduce the risk of certain cancers.
Side effects can vary; managing them involves working closely with your healthcare team, who may recommend medications, dietary changes, or other supportive measures to alleviate symptoms.
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