Patients with advanced stage of rectal cancer may have pain symptoms, such as abdominal pain, anal pain, pain caused by tumor metastasis and so on.
1. Abdominal pain: abdominal pain of patients with advanced rectal cancer is usually caused by intestinal obstruction. With the increase of tumor volume, the intestinal tube becomes narrower gradually, and patients will have intestinal obstruction, resulting in abdominal pain, nausea and vomiting.
2. Anal pain: advanced rectal cancer tumor may invade to anus, which may cause anal pain during defecation.
3. Pain caused by tumor metastasis: advanced rectal cancer can have bone metastasis, urinary system metastasis, liver metastasis, etc., which will cause pain and related symptoms in corresponding parts.
Patients with advanced rectal cancer may have many kinds of pains, so it is suggested that patients should not delay their condition and seek medical treatment in time, so as to improve the quality of life and improve the prognosis.