Colorectal Cancer: Symptoms & Causes


Colorectal cancer is a type of cancer that affects the colon or rectum, two vital parts of the digestive system. It is a significant health concern globally, with its incidence increasing in recent years. In this blog, we will delve into the symptoms, causes, and preventive measures for colorectal cancer. Additionally, we'll highlight the expertise of Dr. Sumit Talwar, recognized as the Best Bariatric Surgeon in Bangalore, and his role in the management of colorectal cancer.

Understanding Colorectal Cancer

  1. Symptoms:
    Colorectal cancer may manifest with various symptoms, and it's crucial to recognize them for early detection. Common symptoms include:
    • Changes in bowel habits
    • Blood in the stool
    • Abdominal discomfort or pain
    • Unexplained weight loss
    • Fatigue
    • Anemia
  2. Causes:
    The exact cause of colorectal cancer is often unclear, but several risk factors contribute to its development:
    • Age: The risk increases with age, with most cases diagnosed in individuals over 50.
    • Family history of colorectal cancer or polyps
    • Personal history of inflammatory bowel disease (IBD)
    • Inherited genetic conditions, such as Lynch syndrome or familial adenomatous polyposis (FAP)
    • Lifestyle factors: Lack of physical activity, a diet high in red or processed meats, and obesity can elevate the risk.

Prevention and Early Detection:

  • Screening: Regular screening is vital for early detection and prevention of colorectal cancer. Common screening methods include colonoscopies, fecal occult blood tests, and flexible sigmoidoscopies.
  • Healthy Lifestyle: Adopting a healthy lifestyle can significantly reduce the risk of colorectal cancer. This includes maintaining a balanced diet rich in fruits, vegetables, and fiber, engaging in regular physical activity, limiting alcohol consumption, and avoiding tobacco products.


Colorectal cancer is a significant health challenge, but with awareness, preventive measures, and early detection, its impact can be minimized. Regular screenings, a healthy lifestyle, and seeking expert medical advice are crucial steps in the fight against colorectal cancer. Dr. Sumit Talwar, the Best Bariatric Surgeon in Bangalore, stands as a beacon of expertise and compassion in the management of colorectal cancer, providing patients with the care and support they need during their journey to recovery.

Dr Sumit Talwar