Blood in the stool , rectal bleeding - Causes, Symptoms and Treatment .MF .
Symptoms associated with rectal bleeding:
• Blood in
chair • Bloody stools
• Bloody stool
Blood in the stool can be bright red, burgundy, black and clearly visible or hidden (not visiblethe naked eye).Causes of blood in stool is different from harmless, eg irritation of the gastrointestinal tract, to serious diseases such as hemorrhoids, cancer.
Bleeding from the rectum (bloody stools) refers to the bright red blood from the anus, often mixed with stool and / or blood clots.More common rectal bleeding from the colon, rectum and anus.
blood color for rectal bleeding often depends on the location of bleeding in the gastrointestinal tract.As a general rule, the closer the source of bleeding to the anus, the brighter will be blood.Thus, bleeding from the anus, rectum and sigmoid colon, usually bright red and bleeding from the rectum and transverse (transverse colon and a few meters from the anus) are usually dark red or maroon.
In some cases, bleeding from the anus can be black and malodorous.Black
Sometimes melena may be the result of bleeding from the right portion of the colon.On the other hand, the blood from the sigmoid colon and rectum are usually not retained long enough for colonic bacteria to feces became black.Rarely, massive bleeding from the right colon from the small intestine, or ulcers of the stomach or duodenum can result in a rapid transport of the blood through the gastrointestinal tract, and as a result - a bright red rectal bleeding.In such situations, the blood is moving so fast that not enough time for the bacteria to turn the blood into the black.
Sometimes, bleeding from the gastrointestinal tract may be too slow to look like rectal bleeding or melena.This occult blood (not visible to the naked eye).Blood in the stool detected only by tests (fecal occult blood testing) under laboratory conditions.
bleeding often associated with anemia - loss of iron along with the blood (iron deficiency anemia).
streaks of blood in a normally formed or loose stools .The reasons could be: tumors (malignant and benign) of the gastrointestinal tract, ulcerative colitis, Crohn's disease, intestinal diverticula, etc.
unmodified red blood, not mixed with stool.. Most often indicates bleeding from hemorrhoids rectum or anal fissures.Bright red blood in the stool is a characteristic feature for hemorrhoids.Most often it comes to the allocation of red blood without clots in rare cases may cause dark blood with clots.Hemorrhoids bleeding in the vast majority occur during or immediately after a bowel movement, at least between defecation.
bleeding from the anus is also characteristic for anal fissure, but the blood of a very small portion is allocated during or immediately after defecation.
Allocation of red blood also occurs in cancer of the rectum, so the appearance of bleeding should see a doctor, for digital examination and sigmoidoscopy or colonoscopy.
Black stools evidence of massive bleeding from any gastrointestinal tract.Black blood stool due to changes under the influence of hydrochloric acid in the stomach.The reason for such massive bleeding may be ulcers or erosions of the stomach or duodenal ulcers, varicose veins of the esophagus (the manifestation of cirrhosis of the liver), some drugs and toxic substances.Furthermore, bleeding may be caused by the malignant tumors of the gastrointestinal tract.
Conditions that may be bleeding from the rectum
• anal fissure
• Cancer bowel
• Diverticulitis (diverticulosis)
disease • Stomach cancer
Possible causes bleedingrectal
• Varicose veins esophagus
appearance of blood in the stool is always a formidable symptoms requiring medical intervention.Minor, a one-time appearance of red blood, not mixed with stool with constipation can be caused by overstretching and rupture of the anus too hard stool and does not require medical intervention.
Infectious causes of blood in the stool:
dysentery (shigellosis) - a disease caused by bacteria is the genus Shigella.The bacteria most often affect the lower large intestine, causing mucosal damage, which is manifested loose stools (10-30 times a day) with blood, a large amount of mucus, pus.Characterized as expressed by cramping abdominal pain, painful false urge to defecate - tenesmus;In addition, there is a severe intoxication - fever, oznoyu, weakness, pain in muscles and joints.
Amebiasis - protozoal infection (which means that the pathogen is a protozoan - an amoeba).Amoebas also affect the large intestine, which causes frequent, loose stools in small portions mixed with blood, mucus and pus.Amoebiasis in the absence of adequate treatment is prone to chronic course, what happens as a result of the formation of chronic intestinal ulcers.
Balantidiasis - infection, the cause of which is also the simplest - balantidiums.Symptoms are similar to the symptoms of amebiasis.Often the disease is asymptomatic or mild, but sometimes there is a long running diarrhea mixed with blood.
To which the doctor ask for the appearance of blood in the stool
The systematic appearance of blood in the stool is necessary to consult a doctor - proctologist, Coloproctology.