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The 2023-2024 norovirus season is well underway in the United States. Cases of the highly contagious stomach bug, which causes diarrhea and vomiting, are climbing steadily across the country.
The differential diagnosis can be complicated somewhat if the person exhibits only vomiting or diarrhea (rather than both). [1] Appendicitis may present with vomiting, abdominal pain, and a small amount of diarrhea in up to 33% of cases. [1] This is in contrast to the large amount of diarrhea that is typical of gastroenteritis. [1]
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]
The CDC reported 91 norovirus outbreaks the week of Dec. 5, 2024, up from 69 the previous week. Norovirus rates have skyrocketed by 340% this season. Here’s where the ‘winter vomiting disease ...
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]
The CDC just released updated guidelines about the COVID-19 vaccine. New COVID-19 vaccines should roll out in the fall. Everyone aged 6 months and up is encouraged to get the updated shot.
Other symptoms are less common among people with COVID-19. Some people experience gastrointestinal symptoms such as loss of appetite, diarrhea, nausea or vomiting. [1] [65] A June 2020 systematic review reported a 8–12% prevalence of diarrhea, and 3–10% for nausea. [2] Less common symptoms include chills, coughing out blood, diarrhea, and rash.
The smallpox vaccine decreases the incidence risk of severe illness when administered after exposure to mpox and smallpox. The CDC advises "that smallpox vaccine be given within 4 days from the date of exposure to prevent onset of the disease but should be offered up to 14 days post-exposure"; the NHS concurs with this but also urges to ...