What does rales in the lungs mean?
Recently, health topics have continued to gain popularity on social media and search engines. Among them, "what does rales in the lungs mean" has become the focus of many netizens' attention. This article will combine the popular discussions and medical information on the Internet in the past 10 days to provide you with a detailed explanation of the meaning, possible causes and countermeasures of this symptom.
1. What are rales in the lungs?
Lung Rales refer to abnormal breath sounds heard in the lungs through a stethoscope, usually appearing as fine, intermittent wet or dry sounds. Based on clinical features, rales can be divided into the following types:
| type | feature | common diseases |
|---|---|---|
| moist rales | A sound similar to the bursting of blisters, obvious at the end of inspiration | Pneumonia, pulmonary edema, bronchiectasis |
| Dry rales | High-pitched whistle or snoring sound | Asthma, chronic bronchitis |
| Crepitus | A small fricative sound, like hair-twirling sounds | Pulmonary fibrosis, early pneumonia |
2. Analysis of recent popular related topics
According to the monitoring of the entire network data in the past 10 days, the hot search content related to "pulmonary rales" includes:
| Ranking | Related topics | heat index | Main discussion platform |
|---|---|---|---|
| 1 | Persistent cough with rales after COVID-19 | 85,200 | Weibo, Douyin |
| 2 | Characteristics of rales on auscultation in children with pneumonia | 62,400 | Xiaohongshu, parenting forum |
| 3 | The difference between rales and ordinary gasping | 47,800 | Baidu knows, Zhihu |
3. Possible causes and medical advice
According to recent public interviews with medical experts, common causes of pulmonary rales include:
1.Infectious diseases: Recently, an increase in cases of mycoplasma pneumonia has been reported in many places, and one of its characteristics is fine crackles, especially in children.
2.chronic respiratory disease: Winter temperature changes lead to an increase in acute exacerbations of chronic obstructive pulmonary disease (COPD).
3.cardiogenic factors: Pulmonary congestion caused by cardiac insufficiency may produce crackles at the base of the lungs bilaterally.
Medical tips:It is recommended to seek medical attention immediately if the following conditions occur:
- Rales accompanied by shortness of breath (>20 beats/minute)
- Cyanosis of the lips or nail beds
- Fever persists for more than 3 days
4. Prevention and home care suggestions
Based on the recent guidelines for the prevention and treatment of respiratory diseases in winter issued by the National Health Commission:
| measure | Specific methods | effectiveness |
|---|---|---|
| environmental control | Keep indoor humidity 50%-60% | Reduce airway irritation |
| Breathing training | abdominal breathing exercises | Improve ventilation function |
| nutritional support | Increase high-quality protein intake | Enhance immunity |
5. Excerpts from the latest opinions of experts
The director of the Respiratory Department of Peking Union Medical College Hospital emphasized in an interview on December 5: "About 30% of rales patients in recent outpatient clinics are related to airway hyperresponsiveness after viral infection. It is recommended to use bronchodilators under the guidance of a doctor and avoid taking antitussives on your own to mask symptoms."
Data released by the Chinese Center for Disease Control and Prevention in December show:
- Pneumonia accounts for 42.7% of respiratory cases in children aged 0-14 years old
- The medical consultation rate for rales among people over 65 years old increased by 18.3% compared with the previous month.
Summarize:Pulmonary rales are an important clinical sign that may indicate a variety of respiratory diseases. During winter, when respiratory diseases are most prevalent, it is recommended to seek medical examination promptly when abnormal breath sounds occur to avoid delaying treatment. At the same time, maintain good living habits and pay attention to indoor ventilation and personal protection.
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