Search results
Results from the WOW.Com Content Network
Digested blood from the upper gastrointestinal tract may appear black rather than red, resulting in "coffee ground" vomit or melena. [2] 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]
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]
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]
Here's what causes food poisoning ... "Those most at risk for severe foodborne illness include children under 5, pregnant women, older adults and people with weakened immune systems," says Bellows ...
Blood may be observed in vomit or in altered form as black stool. Depending on the amount of the blood loss, symptoms may include shock. Upper gastrointestinal bleeding can be caused by peptic ulcers, gastric erosions, esophageal varices, and rarer causes such as gastric cancer.
This is the most common cause of green poop. “Green stool is usually the result of a high quantity of leafy, green vegetables in one’s diet,” says Niket Sonpal, M.D., a New York City-based ...
Penicillins are a widely used group of medications that are effective for the treatment of a wide variety of bacterial infections in human adults and children as well as other species. Some side effects are predictable, of which some are common but not serious, some are uncommon and serious and others are rare. [ 2 ]
Acute esophageal necrosis (AEN), black esophagus, or Gurvits syndrome is a rare esophageal disorder. AEN defines itself with dark pigmentation of the esophagus , found during an upper gastrointestinal endoscopy . [ 2 ]