If a cough brings up phlegm or mucus it is called a productive cough and could suggest pneumonia, bronchitis or the flu. The color of the mucus can signal a more serious problem. You should see a doctor if your cough brings up yellowish-green phlegm or blood. Acute cough is the least serious type of cough. It only lasts for three weeks or less and will most likely clear up on its own.
This type of cough will not need medical attention. Coughs that make certain sounds, like whooping, wheezing or barking, may also signal a bigger problem. Chronic coughs last longer than eight weeks and can be the sign of a more serious or chronic lung disease.
Learn more about possible causes. This November your donation goes even further to improve lung health and defeat lung cancer. Double Your Gift. Your tax-deductible donation funds lung disease and lung cancer research, new treatments, lung health education, and more. Join over , people who receive the latest news about lung health, including COVID, research, air quality, inspiring stories and resources. Thank you! You will now receive email updates from the American Lung Association. Select your location to view local American Lung Association events and news near you.
Our service is free and we are here to help you. Learn About Cough. Sign Up. Select Location and Language:. Canada English.
United States of America English. Singapore English. Search Submit. Important information about Robitussin This product contains acetaminophen; do not take it with other medicines that also contain acetaminophen. Anatomy of the Cough. Figure 1. Anatomical features of cough reflex. Second, the opening to the trachea the epiglottis closes as the chest constricts, compressing the air within the lungs.
Third, the epiglottis opens, allowing a rapid burst of air to be expelled through the mouth. Table 1. Different Approaches to Treat an Acute Cough and Chest Congestion Class of Ingredient Mechanism of Action Centrally acting cough suppressant eg, dextromethorphan Inhibits activity at sites in the brain Expectorant eg, guaifenesin Thins mucus, making it easier to clear.
Acute cough: a diagnostic and therapeutic challenge. Postnasal drip: This happens when the nasal passage is congested. Mucus drips down the throat and prevents breathing, initiating a cough. Postnasal drip is often a symptom of colds, sinus infections, flu and allergies. GERD occurs following a rise of hydrochloric acid in the stomach up the oesophagus causing irritation of larynx and oesophagus and triggering a cough.
It can be quite persistent and may be accompanied by a lack of sleep. Environmental factors: Exposure to environmental irritants such as pollen, dust, particulate matter, chemicals and pet dander can cause cough. Common cold: This is an infection that attacks the upper respiratory system. It is caused by a virus that affects the nasal passage, throat, sinuses, trachea and Eustachian tube. It is caused by one of over types of viruses and can last for about ten days.
Chest infection: This is an infection of the airways or lungs. If it attacks the alveoli, then it is referred to as pneumonia, but if it attacks the airways, then it is bronchitis. You can get a chest infection when an infected person next to you sneezes or coughs. See your GP right away if you suspect a chest infection.
Locations Melbourne Perth. Connect With Us. Incorporating the following brands.
0コメント