Swelling of body parts, known as edema, occurs when extra fluid gets trapped in your body’s tissues.
Other symptoms of bowel cancer that has travelled to the liver, as pointed out by The Cancer Treatment Center of America, include nausea, fatigue, increased abdominal girth and/or jaundice.
If the secondary cancer (in this instance, when cancer cells from the bowel spread to another body part) affect the lymph nodes of the abdomen, it may cause a swollen belly.
According to the American Cancer Society, there are hundreds of lymph nodes throughout the body.
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