What are the symptoms of acute gastroenteritis?

Written by Jiang Guo Ming
Gastroenterology
Updated on September 14, 2024
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Acute gastroenteritis is one of the common diseases in gastroenterology, especially prevalent in the summer and autumn seasons. It is usually caused by exposure to cold or contaminated food. The main symptoms include abdominal pain, vomiting, and diarrhea. Depending on the cause, symptoms can vary; for instance, a viral infection causing gastroenteric flu often accompanies symptoms such as dizziness, headache, fatigue, body aches, sore throat, or fever. Infections caused by contaminated food often lead to abdominal pain and diarrhea, with stools frequently appearing mucous or containing blood and pus. Lab tests often show an elevated white blood cell count.

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Written by Zhu Dan Hua
Gastroenterology
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How many days does acute gastroenteritis last?

The course of acute gastroenteritis generally lasts about 7 to 10 days. Patients typically have an acute onset, presenting with abdominal discomfort, nausea, vomiting, and abnormal stools. The abdominal discomfort is usually centered around the navel or the lower abdomen, predominantly characterized by intermittent cramping pain. Vomiting usually occurs more severely after eating and generally involves expelling stomach contents, without accompanying hematemesis or bile, and recurs frequently. Abnormal stools commonly involve more frequent bowel movements, colloquially known as diarrhea. Along with an increase in stool frequency, the stool tends to be looser in texture, and some patients may have watery stools, thus typically it presents as an acute episode. General treatment involves diet adjustment and, when necessary, the addition of some oral medications. Generally, conditions gradually improve over about 7 to 10 days. (Please take medication under the guidance of a professional physician.)

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Written by Ren Zheng Xin
Gastroenterology
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What foods should not be eaten with acute gastroenteritis?

There are also quite a few foods that should not be eaten during acute gastroenteritis. Firstly, spicy foods should be avoided, as the digestive function of the intestines is somewhat limited during gastroenteritis, and spicy foods can easily irritate the gastrointestinal tract, worsening the symptoms of gastroenteritis. Additionally, foods that are too cold or too hot should not be consumed. It is also advisable to avoid the stimulation of strong tea, coffee, and hard liquor. Instead, eat soft, easily digestible foods, consume less greasy food, and make sure to drink plenty of water. This helps to replenish fluids and prevent dehydration symptoms that might arise from gastroenteritis.

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Written by Ren Zheng Xin
Gastroenterology
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Is acute gastroenteritis a serious danger?

Acute gastroenteritis is quite common in everyday life. If the symptoms are mild, the harm is not particularly great, and symptoms can include abdominal pain, diarrhea, and physical weakness. By using medication, recovery can generally be gradual over 2-3 days. If the symptoms are more severe, such as long-term recurrent diarrhea, it can lead to body dehydration, sunken eye sockets, dizziness, and headaches. Further dehydration can cause shock symptoms, such as decreased blood pressure and a thin pulse. It is necessary to visit a hospital in a timely manner, hydrate according to the type of dehydration, and treat with intestinal solidifiers, antidiarrheal, and antibiotic medications. (Please follow medical advice when using medications.)

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Written by Ren Zheng Xin
Gastroenterology
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How to treat acute gastroenteritis?

Acute gastroenteritis is quite urgent and is characterized by significant nausea, vomiting, and diarrhea. The treatment principle involves bed rest and symptomatic use of antiemetic, antispasmodic, antidiarrheal, and rehydrating medications. For milder cases, oral rehydration solutions can be consumed. If persistent vomiting occurs with obvious dehydration, it is timely to administer intravenous fluids to replenish relevant electrolytes, and, if necessary, inject drugs for antispasmodic and antiemetic purposes; For infectious diarrhea, sensitive antibiotics can be chosen. During treatment, it is important to drink water properly, eat vegetables, stay hydrated, eat smaller and more frequent meals, and avoid spicy and greasy foods.

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Written by Ren Zheng Xin
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What IV bag is used for acute gastroenteritis?

Acute gastroenteritis is very common in daily life, mostly occurring in the summer and autumn seasons, caused by unhygienic dietary practices, or consumption of raw, cold, and spicy foods. Treatment is primarily symptomatic, involving medications to solidify the intestines and stop diarrhea, as well as antibiotics sensitive to intestinal flora. Additionally, since acute gastroenteritis presents significant diarrhea and dehydration, it is important to include energy and vitamins in intravenous fluids. The general treatment period lasts from three to seven days. After recovery, it is important to pay attention to dietary adjustments in daily life, increase water intake, avoid unhygienic food, and ensure that meat products are well-cooked before consumption. (Medication should be administered under the guidance of a professional doctor.)