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Melena is a symptom indicating a disease in the upper GI tract, characterised by noxious-smelling, muddy stools. Melena occurs due to the accumulation of blood in the gastrointestinal lumen. Bacteria in the intestines break down blood stool into black colour compounds called hematin
Black stools could also be caused by consuming blueberries, black liquorice, or blood sausage and taking iron tablets, activated charcoal, and bismuth medications like Kaopectate (extra strength). One can have dark red stools due to beets and meals containing red colour. In these circumstances, a physician ordered a chemical test to rule out the existence of blood in the stool
Melena can also occur due to gastrointestinal bleeding, gastritis, peptic ulcers, and other upper GI tract conditions
Melena's stools are black, tar-like, and sticky. This black appearance is due to the breakdown and digestion of blood by an enzyme in the GI tract. A nasty smell is frequently associated with this hue. Melena can cause various symptoms based on the severity of internal bleeding and the location.
Melena occurs due to injury to the mucosa of the upper gastrointestinal tract, inflammation of the blood vessels, or bleeding problems. Melena can be caused by a peptic ulcer, characterised by acute ulcers or blisters that form in the stomach and small intestine.
The physician will obtain a medical history from the person, including any prior bleeding, perform a physical examination, and request tests.
The following tests doctor can perform to diagnose:
The underlying reason will determine treatment:
If the location of gastrointestinal bleeding is not recognized and treated, significant consequences can occur, specifically in individuals who are bleeding excessively or for an extended period. Gastrointestinal bleeding can lead to the following complications:
Some factors that make individuals more susceptible to gastrointestinal bleeding are:
The prognosis for Melena is determined by the source & place of the bleeding, the severity of the bleeding at the time of consultation, and any pre-existing medical issues that may impair the patient's rehabilitation.
Reviewed byDr. Vibhor Pareek, Consultant, Gastroenterology, Hepatology & Endoscopy on 19-Dec-2022.
Max Healthcare is home to 4800+ eminent doctors in the world, most of whom are pioneers in their respective fields. Additionally, they are renowned for developing innovative and revolutionary clinical procedures.
Max Healthcare is home to 4800+ eminent doctors in the world, most of whom are pioneers in their respective fields. Additionally, they are renowned for developing innovative and revolutionary clinical procedures.
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