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Vomiting can be the result of ailments like food poisoning, gastroenteritis, pregnancy, motion sickness, or hangover; or it can be an after effect of diseases such as brain tumors, elevated intracranial pressure, or overexposure to ionizing radiation. [2]
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. [2][3 ...
Vomiting dark blood. Causes. Gastritis. Gastrointestinal bleeding. Stomach cancer. Yellow fever. 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 like ground coffee.
Russell's sign, named after British psychiatrist Gerald Russell, is a sign [1] defined as calluses on the knuckles [2] or back of the hand due to repeated self-induced vomiting over long periods of time. The condition generally arises from the patient's knuckles making contact with the incisor teeth during the act of inducing the gag reflex at ...
Nausea. A 1681 painting depicting a person vomiting. Specialty. Gastroenterology. Nausea is a diffuse sensation of unease and discomfort, sometimes perceived as an urge to vomit. [1] It can be a debilitating symptom if prolonged and has been described as placing discomfort on the chest, abdomen, or back of the throat.
Norovirus, also known as Norwalk virus and sometimes referred to as the winter vomiting disease, is the most common cause of gastroenteritis. [1][6] Infection is characterized by non-bloody diarrhea, vomiting, and stomach pain. [2][3] Fever or headaches may also occur. [2] Symptoms usually develop 12 to 48 hours after being exposed, and ...
Retching (also known as dry heaving) is the reverse movement (retroperistalsis) of the stomach and esophagus without vomiting. [1] It can be caused by bad smells or choking, or by withdrawal from certain medications, or after vomiting has completed. Retching can also occur as a result of an emotional response or from stress, which produces the ...
Gastric outlet obstruction (GOO) is a medical condition where there is an obstruction at the level of the pylorus, which is the outlet of the stomach. Individuals with gastric outlet obstruction will often have recurrent vomiting of food that has accumulated in the stomach, but which cannot pass into the small intestine due to the obstruction.