What should I do if I have a recurring fever that doesn’t go away?
Recently, recurring fever has become one of the hotly discussed health topics on the Internet. Many netizens reported that after recovering from a cold, flu, or COVID-19, they continued to have low-grade fever or repeated fevers, causing concern. This article will combine the hot discussions and medical advice in the past 10 days to provide you with structured solutions.
1. Data statistics on popular related topics across the entire network (last 10 days)
| platform | Hot search keywords | Number of discussions (10,000) |
|---|---|---|
| #What are the causes of repeated low-grade fever# | 12.8 | |
| Douyin | "Fever comes back after the fever subsides" | 9.2 |
| Baidu | "What should I do if I have a persistent low-grade fever of 37.5℃?" | 6.5 |
| little red book | Self-rescue plan for ineffective antipyretics | 4.7 |
| Zhihu | Pathological analysis of long-term low-grade fever | 3.9 |
2. Analysis of common causes
According to recent interviews with experts from tertiary hospitals, the main causes of recurrent fever are as follows:
| Ranking | Reason | Proportion |
|---|---|---|
| 1 | Viral infection not completely cleared | 38% |
| 2 | bacterial secondary infection | 25% |
| 3 | immune system disorders | 18% |
| 4 | Thermal reaction to drugs | 12% |
| 5 | Other chronic diseases | 7% |
3. Grading treatment plan
1. Home observation period (within 3 days)
• Monitor body temperature 4 times a day (it is recommended to use an electronic thermometer)
• Keep drinking 2000ml of water every day
• Physical cooling: rub armpits/groin with warm water
• Ibuprofen can be taken (6 hours apart)
2. Indications for medical treatment
| Symptoms | Urgency |
|---|---|
| Continuously >38.5℃ for more than 3 days | ★★★ |
| accompanied by confusion | ★★★ |
| Rash or joint swelling and pain | ★★ |
| Severe night sweats | ★★ |
4. Recent hot treatment options
Recommended according to the latest guidelines of "Chinese Journal of Internal Medicine":
| Fever type | Check items | Recommended medication |
|---|---|---|
| Periodic fever | Blood routine + CRP | Acetaminophen |
| persistent low-grade fever | tuberculin test | Chinese medicine conditioning |
| Repeated high fever | Blood culture + drug sensitivity | antibiotic treatment |
5. Things to note
1.avoid misunderstandings: Do not take multiple antipyretics at the same time
2.Nutritional supplements: During fever, more than 50g of protein should be supplemented daily
3.environmental control: Keep the room temperature at 24-26℃ and the humidity at 50%-60%
4.Special reminder: Children with repeated fevers need to be alert to Kawasaki disease
6. Rehabilitation and conditioning suggestions
• Avoid strenuous exercise within 1 week after fever
• Recommended foods: winter melon and barley soup, lily and white fungus soup
• Ensure 7-8 hours of sleep per day
• Appropriate amount of vitamin C supplement (≤500mg daily)
If symptoms persist and do not resolve, it is recommended to seek treatment in an infectious disease department or a respiratory department in a timely manner. If necessary, a CT examination is required to rule out pulmonary infection. As the seasons change, please pay special attention to keeping warm and cold to avoid cross-infection.
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