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No symptoms. Pain that's dull or burning. Pain that may be worse between meals, after eating or at night. Bloating or belching. Heartburn. Nausea. Vomiting blood. Dark blood in stools. Dizziness ...
Melena is a form of blood in stool which refers to the dark black, tarry feces that are commonly associated with upper gastrointestinal bleeding. [1] The black color and characteristic strong odor are caused by hemoglobin in the blood being altered by digestive enzymes and intestinal bacteria. [2]
Endoscopic image of a posterior wall duodenal ulcer with a clean base, which is a common cause of upper gastrointestinal hemorrhage. Specialty: Gastroenterology: Symptoms: Hematemesis (vomiting blood), coffee ground vomiting, melena, hematochezia (maroon-coloured stool) in severe cases
Blood in stool looks different depending on how early it enters the digestive tract—and thus how much digestive action it has been exposed to—and how much there is. The term can refer either to melena, with a black appearance, typically originating from upper gastrointestinal bleeding; or to hematochezia, with a red color, typically originating from lower gastrointestinal bleeding. [6]
The symptoms of any of these liver problems may include: nausea and vomiting. dark urine. swelling in the ankles or legs. persistent itching. pain in the abdomen and back. swelling of the belly ...
Doctors sometimes use the Bristol Stool Chart, which identifies seven types of poop, to help patients describe their bowel movements. ... shaped like a snake and a medium to dark brown color, Dr ...
Other signs and symptoms include feeling tired, dizziness, and pale skin color. [18] A number of foods and medications can turn the stool either red or black in the absence of bleeding. [2] Bismuth found in many antacids may turn stools black as may activated charcoal. [2]
Dark stool The early stages of stomach cancer often produce no symptoms at all and don’t show up on scans, the oncologist notes. “Stomach cancer can hide very well.