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Vomiting (also known as emesis, puking and throwing up) [a] is the involuntary, forceful expulsion of the contents of one's stomach through the mouth and sometimes the nose. [ 1 ]
Nausea and vomiting associated with migraine headaches respond best to dopamine antagonists such as metoclopramide, prochlorperazine, and chlorpromazine. [22] In cases of gastroenteritis, serotonin antagonists such as ondansetron were found to suppress nausea and vomiting, as well as reduce the need for IV fluid resuscitation. [ 22 ]
Unlike typical vomiting, regurgitation is typically described as effortless and unforced. [2] There is seldom nausea preceding the expulsion, and the undigested food lacks the bitter taste and odour of stomach acid and bile. [2] Symptoms can begin to manifest at any point from the ingestion of the meal to two hours thereafter. [3]
Recovery phase is typically the phase where vomiting ceases, nausea diminishes or is absent, and appetite returns. "Cyclic vomiting syndrome (CVS) is a rare abnormality of the neuroendocrine system that affects 2% of children." [1] This disorder is thought to be closely related to migraines and family history of migraines. [2] [3]
Vomiting is a common condition affecting about 50% of pregnant women, with another 25% having nausea. [48] However, the incidence of HG is only 0.3–1.5%. [ 4 ] After preterm labor, hyperemesis gravidarum is the second most common reason for hospital admission during the first half of pregnancy. [ 16 ]
The gastroesophageal junction between the esophagus and the stomach is controlled by the lower esophageal sphincter, which remains constricted at all times other than during swallowing and vomiting to prevent the contents of the stomach from entering the esophagus. As the esophagus does not have the same protection from acid as the stomach, any ...
Appendicitis is inflammation of the appendix. [2] Symptoms commonly include right lower abdominal pain, nausea, vomiting, fever and decreased appetite. [2] However, approximately 40% of people do not have these typical symptoms. [2]
Mackler's triad includes chest pain, vomiting, and subcutaneous emphysema, and while it is a classical presentation, it is only present in 14% of people. [8] Pain can occasionally radiate to the left shoulder, causing physicians to confuse an esophageal perforation with a myocardial infarction. [citation needed]