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A sputum culture is a test to detect and identify bacteria [1] or fungi that infect the lungs or breathing passages. Sputum is a thick fluid produced in the lungs and in the adjacent airways. Normally, fresh morning sample is preferred for the bacteriological examination of sputum. [ 2 ]
A nasopharyngeal swab is a device used for collecting a sample of nasal secretions from the back of the nose and throat. [1] [2] The sample is then analyzed for the presence of organisms or other clinical markers for disease.
Blood-streaked sputum –an indicator of possible inflammation of the throat (larynx and/or trachea) or bronchi; lung cancer; other bleeding erosions, ulcers, or tumors of the lower airway. Pink sputum – it indicates sputum evenly mixed with blood from alveoli and/or small peripheral bronchi as is seen in potential pulmonary edema.
Mucociliary clearance (MCC), mucociliary transport, or the mucociliary escalator describes the self-clearing mechanism of the airways in the respiratory system. [1] It is one of the two protective processes for the lungs in removing inhaled particles including pathogens before they can reach the delicate tissue of the lungs.
Sampling of sputum from the lungs for sputum culture. It can be performed by special techniques of coughing, or by a protected specimen brush (PSB), [ 1 ] which is a brush that can be retracted into a plastic tube to prevent contamination of bacteria in the throat while inserting and removing the instrument.
Dr. Watkins also reminds us that the best way to prevent respiratory infection is to get the flu, COVID-19, and RSV vaccines. “Don’t wait, the life you save can be your own.” “Don’t wait ...
Even better, silence your phone while you’re doing it. “You’ll feel humbled,” she says. “This mountain is going to be there forever and ever, and you’re one human being standing here.
Safest Small Cars 2025 Mazda 3. The stylish Mazda 3 has a lot to offer compact-car shoppers, including great looks, a composed driving experience, and reasonable fuel economy from its base 2.0 ...