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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 .
The vomiting, which is a characteristic of rotaviral enteritis, is caused by the virus infecting the enterochromaffin cells on the lining of the digestive tract. The infection stimulates the production of 5' hydroxytryptamine . This activates vagal afferent nerves, which in turn activates the cells of the brain stem that control the vomiting ...
Gastroenteritis usually involves both diarrhea and vomiting. [18] Sometimes, only one or the other is present. [1] This may be accompanied by abdominal cramps. [1] Signs and symptoms usually begin 12–72 hours after contracting the infectious agent. [15] If due to a virus, the condition usually resolves within one week. [18]
As you dive into your New Year’s resolutions, taking precautions to protect yourself from a quartet of infectious diseases can lessen your odds of starting off 2025 sick.
The virus is transmitted through oral/fecal contact. Sapovirus commonly occurs in children and infants and therefore is often spread in nurseries and daycares; however, it has also been found in long-term care facilities. [6] This could be due to a lack of personal hygiene and sanitation measures. Common symptoms include diarrhea and vomiting. [7]
Often simply called an antiviral. A class of antimicrobial medication used specifically for treating diseases caused by viral infections rather than ones caused by bacteria or other infectious agents. Unlike most antibiotics, antivirals typically do not destroy their target viruses but instead inhibit their development. They are distinct from virucides. assembly The construction of the virus ...
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 ]
It seems like every other week there is another virus or ominous-sounding acronym making headlines. This week, it's human metapneumovirus or hMPV. Fortunately, hMPV is not a new pathogen.