Colorectal Cancer Symptoms

Early colorectal cancer symptoms:
Early colorectal cancer is often asymptomatic. As the tumor continues to increase and progress of the disease before symptoms appeared. Actual clinical symptoms have been, the local disease has often severe, and even in advanced stage.

Advanced colorectal cancer symptoms:
Once advanced colorectal cancer, may be more obvious symptoms, but some symptoms are not specific, and with the tumor located on the site.

1, the right side of colon cancer. Mainly for dyspepsia, fatigue, loss of appetite, diarrhea, constipation, or constipation, alternating diarrhea, abdominal distension, abdominal pain, abdominal tenderness, abdominal mass, progressive anemia. Location with the location of mass lesions vary. Blind cancer mass in the right lower abdomen, ascending colon mass in the right abdomen, the colon is located in right upper quadrant mass in hepatic flexure, transverse colon mass located near the umbilical. In addition to fever, weight loss, and the limitations of perforation and complications such as abscess, when the disease has entered the most advanced.

2, the left side of colon cancer. As a result of the sigmoid colon small intestine and rectum to form an acute angle and thus prone to stenosis and obstruction, many intractable constipation, can also be increased frequency of inter-to defecation. Obstruction in the sigmoid colon as a result of multi-segment, so a lighter or absence of vomiting, and abdominal distension, abdominal pain. Tumor rupture, the blood would enable blood stool or mucus outside. Proximal bowel obstruction may be due to persistent swelling, ischemia, hypoxia and the formation of ulcers, and even give rise to perforation, but also a large number of blood and intra-abdominal abscess.

3, rectal cancer. Mainly to an increase in stool frequency, stool thinning with blood or mucus, with tenesmus. Cancer can be violated as a result of sacral plexus nerves, pain can occur. If the bladder can occur involving frequent urination, urinary pain, urgency, symptoms such as urinating blood. Violations of bladder cancer, rectal fistula can form bladder. Cancer can also be caused by intestinal obstruction.

4, anal cancer. Mainly for hematochezia and pain. When the pain intensified in defecation. Violations of the anal sphincter when the cancer may have fecal incontinence. Anal cancer could be transferred to the inguinal lymph nodes, it can be touched in the groin lymph nodes swollen and hard.