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Coffee ground vomitus refers to a particular appearance of vomit. Within organic heme molecules of red blood cells is the element iron, which oxidizes following exposure to gastric acid. This reaction causes the vomitus to look black like coffee grounds.
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]
Coffee-ground-like vomit suggests less severe bleeding in the stomach because the gastric acid has had time to change the composition of the blood; Yellow or green vomit suggests bile, indicating that the pyloric valve is open and bile is flowing into the stomach from the duodenum. This may occur during successive episodes of vomiting after the ...
Liver damage, [3] nausea, vomiting, epigastric and abdominal pain, diarrhoea, anxiety, headache and convulsions, often followed by coma [10] Ayurvedic Herbo-mineral (Rasashastra) Medicines Heavy metal contamination [11] Bitter orange 'Fainting, arrhythmia, heart attack, stroke, death' [4] Broom
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.
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.
Fecal vomiting or copremesis is a kind of vomiting wherein the material vomited is of fecal origin. It is a common symptom of gastrojejunocolic fistula and intestinal obstruction in the ileum . [ 1 ] [ 2 ] Fecal vomiting is often accompanied by gastrointestinal symptoms, including abdominal pain , abdominal distension , dehydration , and diarrhea .
The first indication of iron poisoning occurs within the first six hours post-ingestion and involves gastrointestinal symptoms including abdominal pain accompanied by nausea and vomiting with or without blood. Due to the disintegration of iron tablets, the stool may appear as black or dark green or gray. [4]