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  1. COPD - Symptoms and causes - Mayo Clinic

    Aug 30, 2024 · More mucus or changes in mucus color or thickness. Fever. When to see a doctor. Talk with your doctor or other healthcare professional if your symptoms don't get better with treatment or if symptoms get worse. Also talk with your healthcare professional if you notice symptoms of an infection, such as fever or a change in the mucus you cough up.

  2. Mucus in stool: A concern? - Mayo Clinic

    May 30, 2024 · A small amount of mucus in stool is usually nothing to worry about. Stool often contains a small amount of mucus. Mucus is a jellylike substance that your intestines make to keep the lining of your colon moist and lubricated. But you should talk to a healthcare professional if you notice an increased amount of mucus in stool.

  3. Asthma - Symptoms and causes - Mayo Clinic

    Mar 8, 2025 · Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound (wheezing) when you breathe out and shortness of breath. For some people, asthma is a minor nuisance.

  4. Bronchitis - Symptoms and causes - Mayo Clinic

    Jul 31, 2024 · Production of mucus (sputum), which can be clear, white, yellowish-gray or green in color — rarely, it may be streaked with blood; Sore throat; Mild headache and body aches; Slight fever and chills; Fatigue; Chest discomfort; Shortness of breath and wheezing

  5. Acetylcysteine (inhalation route) - Mayo Clinic

    Feb 1, 2025 · Acetylcysteine is a mucolytic (medicine that destroys or dissolves mucus). It is usually given by inhalation but may be given in other ways in a hospital. Acetylcysteine is used for certain lung conditions when increased amounts of mucus make breathing difficult. Acetylcysteine liquefies (thins) or dissolves mucus so that it may be coughed up.

  6. Atelectasis - Diagnosis and treatment - Mayo Clinic

    Nov 8, 2023 · Suctioning mucus or doing a bronchoscopy can get rid of airway blockages. During bronchoscopy, the doctor gently guides a flexible tube down your throat to clear your airways. If a tumor is causing atelectasis, treatment may involve removing or shrinking the tumor during the bronchoscopy, which may include surgery.

  7. Acute sinusitis - Symptoms and causes - Mayo Clinic

    Aug 29, 2023 · Acute sinusitis causes the spaces inside the nose, known as sinuses, to become inflamed and swollen. Acute sinusitis makes it hard for the sinuses to drain. Mucus builds up. Acute sinusitis can make it hard to breathe through the nose. The area around the eyes and the face might feel swollen. There might be throbbing face pain or a headache.

  8. Benzonatate (oral route) - Mayo Clinic

    Feb 1, 2025 · Benzonatate is used to relieve coughs due to colds or influenza (flu). It is not to be used for chronic cough that occurs with smoking, asthma, or emphysema or when there is an unusually large amount of mucus or phlegm with the cough. Benzonatate relieves cough by acting directly on the lungs and the breathing passages.

  9. Chronic cough - Symptoms and causes - Mayo Clinic

    Oct 29, 2024 · A cough that happens once in a while is common. It helps clear irritants and mucus from your lungs and prevents infection. But a cough that lasts for weeks is usually due to a health concern. Many times, more than one health concern causes the cough. Most cases of chronic cough are due to these causes, which can occur alone or together ...

  10. Coughing up blood Causes - Mayo Clinic

    Nov 1, 2024 · Bronchiectasis, which leads to a buildup of mucus that can be streaked with blood and raise the risk of infection; Pneumonia; Other possible causes of coughing up blood include these conditions and diseases: Bronchial neoplasm, which is a tumor that stems from the large airway in the lung.

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