WebApr 2, 2024 · Sputum, or phlegm, is a type of mucus secreted by cells in the lower airways (bronchi and bronchioles) of the respiratory tract. It differs from saliva, which is produced higher up in the mouth. Sputum may contain dead cells, foreign debris inhaled into the lung, bacteria, and white blood cells that protect the airway from infection. WebMay 5, 2024 · In a CT scan, your lungs appear as two black sponges with thin white lines running through them. That's because lungs are filled with air, and air looks black on a CT scan or a chest x-ray. Lung nodules, in turn, are white specks in that black space, meaning there’s something else in your lungs where there should only be air.

What can sputum (phlegm) tell us? - Medical News Today

WebAs you smoke, the nicotine resin and tar start to deposit in your bronchi and cause mucus and phlegm. The mucus density may vary, but patients reported it is often dark brown. Nasal polyps Polyps are abnormal tissue growths that are usually benign, small and can develop in some places: Throat Nose Stomach Ear canal Uterus and others Diseases that affect your respiratory system can cause many changes in the color and thickness of your mucus. These changes are important symptoms for your doctor to review, but they’re often accompanied by other signs of illness. Fungal infection For people who aren’t smokers or who aren’t exposed to harmful … See more Everything you inhale finds a home somewhere. Oxygen, for example, makes its way first into your lungs and then into your bloodstream, … See more Black mucus or phlegm has many other possible causes. That’s why it’s important to pay close attention to other symptoms. Heart valve disease Blood travels from the heart, through the lungs (where it exchanges carbon … See more eyfs construction books

What does the color of phlegm mean? Ohio State Medical Center

WebMar 15, 2024 · Black phlegm is commonly caused by: Smoking. Smoking cigarettes or certain drugs like crack cocaine may lead to black sputum. Pneumoconiosis. One type in particular, black lung disease, may cause ... WebThere may be an occupational exposure causing this. Your doctor will likely send a sample to the labfor analysis and to rule out infection. You may need a bronchoscopy, where a … WebThey can be hereditary, be triggered by things in the environment, or start with a habit like smoking. Two forms of chronic lung disease, cystic fibrosis (CF) and bronchiectasis, … does bts play instruments