Skip to content

Colorectal Cancer Health Center

Font Size

Colorectal Cancer - When To Call a Doctor

Call your doctor if you have any symptoms of colorectal cancer, such as:

  • A change in bowel habits.
  • Bleeding from your rectum, including bright red or dark blood in your stools or stools that look black.
  • Constant or frequent diarrhea, constipation, or a feeling that your bowel doesn't empty completely.
  • Stools that are narrow (may be as narrow as a pencil).
  • Belly pain or problems with gas or bloating.
  • Unexplained weight loss.
  • Constant tiredness (fatigue).

Because colorectal cancer often doesn't cause any symptoms, talk with your doctor about screening tests. Screening helps doctors find a certain disease or condition before any symptoms appear.

Recommended Related to Colorectal Cancer

Colorectal Cancer Clinical Trials

Before doctors can prescribe new medications and treatments, they must be shown to be safe and effective. Colorectal cancer clinical trials allow test the effects of new medications on volunteers with colorectal cancer. The researchers follow a strict protocol and use carefully controlled conditions to evaluate the drugs being developed. The evaluation focuses on how well the drug treats colorectal cancer. Researchers also determine its safety and any possible side effects. Some patients with colorectal...

Read the Colorectal Cancer Clinical Trials article > >

Who to see

Health professionals who can evaluate your symptoms of colorectal cancer include:

If your doctor thinks you may have colorectal cancer, he or she may advise you to see a general surgeon or a colorectal surgeon. Colorectal cancer is treated by surgeons, medical oncologists, and radiation oncologists.

To prepare for your appointment, see the topic Making the Most of Your Appointment.

    WebMD Medical Reference from Healthwise

    Last Updated: January 21, 2014
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
    1
    Next Article:

    Today on WebMD

    Colorectal cancer cells
    The right diagnosis is the most important factor.
    man with a doctor
    Our health check will steer you in the right direction.
     
    sauteed cherry tomatoes
    Fight cancer one plate at a time.
    bladder cancer x-ray
    Do you know the warning signs?
     
    bread
    ARTICLE
    Colon vs Rectal Cancer
    VIDEO
     
    New Colorectal Treatments
    VIDEO
    can lack of sleep affect your immune system
    FEATURE
     
    Cancer Facts Quiz
    QUIZ
    Virtual Colonoscopy
    VIDEO
     
    Picture of the Colon
    ANATOMY
    Vitamin D
    SLIDESHOW
     

    WebMD Special Sections