What is Colon and Colorectal Cancer Surgery?

Colon and colorectal cancer surgery are primary treatment options for individuals diagnosed with cancer in the colon or rectum, collectively referred to as colorectal cancer. Colorectal cancer is one of the most common types of cancer worldwide, and surgery plays a crucial role in its management, especially for early-stage or localized diseases. The main goals of colorectal cancer surgery are to remove the cancerous tissue and, if necessary, resect nearby lymph nodes for staging. In this comprehensive overview, we will discuss colon and colorectal cancer surgery, their goals, techniques, considerations, and potential outcomes.

Types of Colorectal Cancer Surgery:

  1. Colectomy: The most common surgery for colorectal cancer is a colectomy, which involves removing the segment of the colon affected by cancer along with nearby lymph nodes. The remaining healthy ends of the colon are then reconnected to restore the continuity of the digestive tract.
  2. Hemicolectomy: In cases where the cancer is confined to one side of the colon, a hemicolectomy may be performed. This surgery involves removing either the right or left portion of the colon, along with nearby lymph nodes.
  3. Low Anterior Resection (LAR): When the cancer affects the rectum, a low anterior resection may be performed. This surgery involves removing the affected portion of the rectum, followed by reconnection of the remaining rectum to the colon or the creation of a coloanal anastomosis to preserve bowel function.
  4. Abdominoperineal Resection (APR): For more advanced rectal cancers located close to the anus, an abdominoperineal resection may be necessary. This surgery involves removing the rectum, anus, and nearby lymph nodes. A permanent colostomy (stoma) is created to divert bowel waste to a colostomy bag.
  5. Intersphincteric resection:– In certain cases of low rectal cancers, an Intersphincteric resection can be performed, this is done to avoid the complication of a permanent colostomy as with an APR. 

Considerations for Surgery:

Colorectal cancer surgery requires careful patient evaluation and selection. Factors such as the stage of cancer, the size and location of the tumor, the involvement of nearby structures, and the patient’s overall health are considered to determine if surgery is feasible and safe.

Staging and Lymph Node Dissection:

During colorectal cancer surgery, the surgeon will perform a lymph node dissection to remove and examine nearby lymph nodes to determine the extent of cancer spread and for accurate staging.

Potential Complications:

As with any major surgery, colorectal cancer surgery carries potential risks and complications, including bleeding, infection, leakage from the surgical connections, and bowel problems. However, experienced surgeons and specialized centers can minimize the risk of complications.

Minimally Invasive Colorectal Surgery:

In recent years, minimally invasive techniques, such as laparoscopic or robotic-assisted surgery, have been increasingly used for colorectal cancer surgery. These approaches involve making small incisions and using specialized instruments and a camera to perform the surgery. Minimally invasive colorectal surgery may result in shorter hospital stays, reduced postoperative pain, and faster recovery compared to traditional open surgery.

Post-Surgery Recovery:

Recovery after colorectal cancer surgery can vary depending on the extent of the surgery and the patient’s overall health. Patients may experience temporary changes in bowel habits, and post-surgery care includes pain management, close monitoring of bowel function, and appropriate nutritional support.

Adjuvant Therapies:

In some cases, colorectal cancer surgery may be followed by adjuvant therapies, such as chemotherapy and/or radiation therapy, to target any remaining cancer cells and reduce the risk of recurrence.

Long-term Follow-up:

Regular follow-up visits with the medical team are crucial to monitor the patient’s recovery, assess bowel function, and detect any signs of cancer recurrence. Ongoing surveillance is essential to detect potential complications and ensure the best possible outcome for patients after colorectal cancer surgery.

Multidisciplinary Approach:

Colorectal cancer management requires a multidisciplinary team of healthcare professionals, including colorectal surgeons, medical oncologists, radiation oncologists, gastroenterologists, and pathologists, to provide comprehensive care tailored to the individual patient’s needs.


In conclusion, colorectal cancer surgery is a crucial treatment option for localized or early-stage colorectal cancer. The primary goal is to achieve complete tumor removal while preserving the function of nearby organs and maintaining bowel continuity. Different surgical techniques, including colectomy, hemicolectomy, low anterior resection, and abdominoperineal resection, may be used depending on the location and extent of the cancer. Minimally invasive approaches, adjuvant therapies, and supportive care continue to improve outcomes and quality of life for individuals affected by colorectal cancer. A multidisciplinary approach involving specialized centers and experienced healthcare professionals is essential in managing colorectal cancer effectively and optimizing patient outcomes. Early detection, patient selection, and timely treatment remain critical factors in improving the prognosis for patients with colorectal cancer.

Colon and Colorectal Cancer Clinic:

We provide the best healthcare facilities for Colon and Colorectal Cancer patients. Our multispecialty clinics are situated in the following locations:

Our Centre's Colon and Colorectal Cancer Surgery


Byculla Branch


Marine Lines Branch


Dadar Branch

One can visit any of our branches that are nearby to your location for the best overall healthcare treatment of Colon and Colorectal Cancer. Our experts not only provide superior quality care using the latest technologies but also provide complete treatment along with rehabilitation facilities and post-operative care.