Signs of Colorectal Cancer

Update: November 2018

Colorectal cancer is a cancer that is more common.
only recorded in the elderly. However, in the last
There are frequent cases of detection of such a diagnosis in patients
whose age does not reach 40 years. Depending on the stage
tumor development, the tumor can either develop only on
the wall of the rectum, or completely block the intestinal lumen.
Among other malignant neoplasms in humans, cancer is direct.
intestine takes 7 place in the frequency of detection, it is about 5
percent of all cancers affecting
the human body (see in detail about the symptoms and treatment of cancer

Considering the incidence of colorectal cancer among oncology
intestine, then it firmly occupies a leading position and is 80
percent among tumors of different parts of the intestine.

Signs of Colorectal Cancer проявляются в зависимости от
tumor localization, from the stage of the disease, the type and nature of growth
neoplasms. Symptoms of this disease can be divided into
non-specific signs that can occur with a variety of other
diseases, but accompanying and intestinal cancer, such as:Signs of Colorectal Cancer

  • длительная субфебрильная температура тела (37,1-37,5)
  • aversion to food, lack of appetite
  • unmotivated weakness, fatigue, apathy
  • pallor of the skin due to anemia (due to
    insignificant, but daily blood loss
  • drastic weight loss
  • change in taste and smell
  • discoloration of the skin (jaundice, pale, earthy)
    associated with chronic tumor intoxication. 

The early stages of cancer have no characteristic signs,
therefore, the most frequently diagnosed forms of oncology are diagnosed
intestine when the tumor is large. As you grow
Tumors appear following symptoms:


Pathological secretions

Isolation of blood, mucus and pus from the rectum. Dark blood
colors can be distinguished both during the act of defecation and outside of it.
Pus and mucus can also be released along with blood. Minor
intestinal hemorrhages that people suffering increase
hemorrhoids or anal fissures, sometimes
take for a relapse of a chronic disease. Unlike cancer
bleeding with hemorrhoids and cracks, manifested after defecation
on the surface of fecal masses, and during the oncological process blood
mixed with feces and gives it a dark, almost black color.

Dysfunction of the colon

These include false urges to defecate – 3-4 times a day and
instead of feces, mucus and blood are secreted. Appear frequent
urging to stool, accompanied by pain, and after stool
sometimes there is a feeling of incomplete bowel cleansing. On late
In stages, the shape of the feces changes, due to swelling of the feces
acquires a ribbon-like shape, and there is a feeling of presence in
intestinal foreign body, the patient suffers from constipation. Anal
cancer can be incontinent gas and feces and gas if in
oncological process involved anal sphincters and decreases their

Violation of the patency of the colon

This is one of the complications of colorectal cancer when
symptoms of obstruction of the colon – nausea, bloating,
приступообразные боли в животе, урчание, не устраняющееся при
help diet food. Develops in late stages
diseases more often with stenotic cancer of the upper parts of the straight


Pain является характерным ранним симптомом только при анальном
cancer (see painkillers for oncology). Pain receptors above
there is no anorectal line in the mucous membrane of the rectum. With
ampullar cancer pains appear only in late
stages when tumor germination occurs in neighboring organs or
the entire thickness of the muscular wall.

  • If the tumor has already begun to grow into the outer lining of the intestine,
    then the pain may be irradiating in nature – in the region
    lower back, crotch, sacrum.
  • Urinary incontinence is characteristic in cases where the tumor germinates.
    in the urethra, and with the penetration of cancer in the urinary
    bladder urine may be excreted from direct
    guts of the patient.
  • Incontinence of gas and feces is characteristic for tumor localization in
    anus area.

With любых подозрительных изменениях в работе кишечника,
the appearance of traces of blood in the feces, regular pain,
frequent constipation or diarrhea, especially after the age of 40,
It is necessary to undergo a comprehensive examination by specialists (see
preparation for colonoscopy, results), because with early
detection of a tumor of any localization today medicine
able to stop the growth of tumors and prolong for a long time
full human life.

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