Colorectal Surgery in Chennai: Expert Treatment for Bowel & Rectal Disorders

Looking for an experienced colorectal surgeon in Chennai? Dr. Preethi Mrinalini K, MBBS, MS (General Surgery), FMBS, FIAGES, brings more than 12 years of surgical experience to the diagnosis and treatment of colon, rectum, and anal conditions, as Chief Consultant Surgeon at Marina’s Clinic and Consultant Surgeon at Apollo Main Hospitals, Greams Road.

Colon, rectum, and anus are not exactly topics most people feel comfortable talking about. Yet symptoms such as blood in stool, a change in bowel habits, abdominal discomfort, or pain around the anus are things that shouldn’t simply be ignored.

Colorectal surgery in Chennai covers a wide range of conditions affecting the colon, rectum, and anus. Some, such as piles and fissures, are common and usually treatable. Others, including colorectal cancer, need more detailed evaluation and treatment.

The first step is understanding what’s actually causing your symptoms. Once you have a clear doctor, your treatment options become much easier to understand. Finding an experienced colorectal surgeon in Chennai can help you navigate that process with more confidence.

Why Choose Marina’s Clinic for Colorectal Surgery?

Choosing a surgeon isn’t only about the number of procedures performed. It’s also about whether the surgeon takes time to understand your symptoms, explains the diagnosis clearly, and recommends treatment based on what you actually need.

At Marina’s Clinic, colorectal treatment in Chennai is planned around the individual patient rather than following the same approach for everyone.

Specialised Surgical Training

Dr. Preethi is trained in General Surgery, Minimal Access Surgery, and Bariatric Surgery, with MS, FMBS, and FIAGES qualifications.

10,000+ Surgeries and 99% Success Rate

Her overall surgical practice includes more than 10,000 procedures, with a reported 99% success rate.

Apollo Hospital Affiliation

Dr. Preethi also works as a Consultant Surgeon at Apollo Main Hospitals, Greams Road.

Anorectal and General Surgery Expertise

Her practice includes conditions such as fistula, fissures, haemorrhoids (hemorrhoids), piles, and other anorectal conditions, along with hernia repair, gallbladder surgery, and bariatric surgery.

Individualised Diagnosis and Planning

Symptoms related to colon or rectal disease can have several possible causes. The evaluation therefore focuses on your symptoms, medical history, examination findings, and any investigations that may be needed.

Personalised Treatment Plans

If surgery is required, the approach is selected after considering your diagnosis, symptoms, overall health, and the complexity of the condition.

If you’re comparing options for the best colorectal surgeon in Chennai or searching for the best doctor for colorectal surgery in Chennai, these factors are often more useful than simply choosing a name from a list.

What Is Colorectal Surgery?

Colorectal surgery deals with conditions affecting the colon, rectum, and anus. It includes a broad range of colon diseases, rectal diseases, and anal diseases, from relatively common problems to more complex conditions.

A colorectal specialist in Chennai can assess symptoms, investigate their cause, and recommend the appropriate treatment. Depending on the condition, that may involve lifestyle changes, medication, a minor procedure, or surgery.

If you’re looking for best colorectal surgery in Chennai, the starting point should always be a proper assessment rather than assuming that surgery is automatically required.

Conditions Commonly Treated

Not every condition listed here needs an operation. Some respond well to medication, dietary changes, or smaller procedures, while others require surgery.

The appropriate treatment depends on what your evaluation shows.

Symptoms That Deserve a Colorectal Evaluation

Some bowel symptoms are easy to put down to diet, stress, piles, or a temporary stomach problem. If they persist, though, it’s worth getting them checked by a colorectal specialist in Chennai.

Look out for:

• Rectal bleeding or blood in stool, even when the amount seems small
• A persistent change in bowel habits, including new constipation, diarrhoea, or narrower stools
• A feeling that the bowel hasn’t completely emptied
• Ongoing abdominal pain, cramping, or bloating
• Unexplained weight loss or persistent tiredness
• Pain, swelling, or discharge around the anus

It’s understandable to assume that rectal bleeding is caused by piles, especially if you’ve had piles before. Sometimes it is. But bleeding can have other causes too, including colon polyps and colorectal cancer.

If bleeding is new, persistent, or accompanied by other changes, getting it evaluated is safer than trying to work out the cause yourself.

Colorectal Screening and Diagnosis

Colorectal screening is particularly important for detecting colon cancer and rectal cancer early, as they may not cause noticeable symptoms in their early stages.

A colonoscopy allows the doctor to examine the inside of the colon and rectum. If a polyp is found, it can often be removed during the same procedure and sent for further examination.

The appropriate screening schedule depends on factors such as age, symptoms, family history, and individual risk. Your doctor can advise you on when screening is appropriate.

Depending on your symptoms and initial findings, diagnosis may also involve blood tests, CT or MRI imaging, and sometimes a biopsy.

The aim is to understand exactly what’s happening before deciding on treatment.

Colorectal Treatment Approaches in Chennai

Not every colorectal problem requires major surgery. Depending on the diagnosis, treatment may involve medication, dietary changes, observation, or a minor procedure.

When surgery is needed, there are different approaches available. The choice depends on the condition, its location and complexity, and your overall health.

Laparoscopic Colorectal Surgery in Chennai

Laparoscopic colorectal surgery in Chennai uses small incisions, a camera, and specialised instruments rather than one large abdominal incision.

For suitable patients, minimally invasive colorectal surgery in Chennai can offer benefits such as less post-operative discomfort and a quicker return to normal activities compared with open surgery.

It may be used for conditions such as diverticulitis and selected colon and rectal cancers, depending on the individual case.

Robotic Colorectal Surgery in Chennai

Robotic colorectal surgery in Chennai is another minimally invasive approach. The surgeon controls robotic-assisted instruments that provide precise movement and a wider range of motion.

It isn’t automatically the right choice for every patient. Whether it offers an advantage depends on the location and complexity of the condition, the planned procedure, and the surgeon’s assessment.

Colorectal Cancer Surgery in Chennai

When surgery is required for colorectal cancer, the exact procedure depends on where the tumour is located, its size, and its stage.

Colorectal cancer surgery in Chennai may involve removing the affected portion of the colon or rectum along with nearby lymph nodes. A colectomy may be performed for certain colon cancers, while the approach for rectal cancer surgery in Chennai depends on the location of the tumour and the surrounding anatomy.

Treatment may also involve chemotherapy or radiation therapy, depending on the individual diagnosis and cancer stage.

Colon cancer surgery in Chennai and rectal cancer surgery in Chennai are not necessarily the same procedure because the anatomy and treatment considerations are different.

The important point is that the surgical plan comes after diagnosis and staging, not before.


Q1: How long is the hospital stay after colorectal surgery?
Hospital stay depends on the type and complexity of colorectal surgery. Minimally invasive procedures may allow earlier discharge, while major or open surgeries may require a longer stay.

Q2: What should I eat after colorectal surgery?
Patients are usually advised to begin with small, soft and easy-to-digest meals after colorectal surgery. Fibre and heavier foods can gradually be reintroduced based on bowel function and medical advice.

Q3: How long does recovery after colorectal surgery take?
Recovery usually takes several weeks, depending on the type of colorectal surgery performed. Strength, bowel function and normal daily activities generally improve gradually during this period.

Q4: What are the common risks of colorectal surgery?
Possible risks include infection, bleeding, bowel obstruction, blood clots and leakage from the bowel connection. The individual risk depends on the surgery, underlying condition and overall health.

Q5: Will I need a colostomy or ileostomy after colorectal surgery?
Not every colorectal surgery requires a stoma. A temporary or permanent colostomy or ileostomy may be needed depending on the location of disease and the type of surgery performed.

Q6: When can I exercise after colorectal surgery?
Walking is usually encouraged soon after surgery to support recovery. Strenuous exercise and heavy lifting should be resumed gradually after clearance from the surgeon.

Q7: How much does colorectal surgery cost in India?
The cost varies widely depending on whether surgery is open, laparoscopic or robotic and on the condition being treated. Robotic colorectal surgery may cost roughly ₹2–4 lakh or more.

Q8: What follow-up is required after colorectal surgery?
Follow-up depends on the reason for surgery. Patients may need clinical reviews, colonoscopy, blood tests or scans, particularly after colorectal cancer treatment.

Take the Next Step

If you’ve noticed rectal bleeding, a persistent change in bowel habits, blood in stool, ongoing abdominal discomfort, or symptoms around the anus, it’s worth finding out what’s causing them.

You don’t need to assume it’s piles, constipation, or something you’ve eaten. A proper evaluation can identify the cause and help you understand what treatment, if any, is needed.

If you’re looking for colorectal surgery in Chennai, contact Marina’s Clinic to arrange a consultation and discuss your symptoms with the surgical team.