When you have a respiratory tract infection or a lung-related disorder, your lungs produce a thick substance known as sputum. This substance can make it hard to breathe, cause coughing, and harbor ...

A sputum stain for Mycobacteria is a laboratory test performed on a sample of your sputum, or phlegm. It’s also known as an acid-fast bacillus (AFB) stain or a tuberculosis (TB) smear. A doctor ...

Eosinophilic asthma is an uncommon type of asthma that’s often severe. It’s named after immune cells called eosinophils, which can go into overdrive and make it harder for you to breathe. The best ...

The study is the first to analyse the make-up and viscosity of sputum from the lungs of patients with severe COVID-19 in depth. The findings have revealed one characteristic of phlegm that may be “at ...

Bronchiectasis is a chronic respiratory condition characterized by abnormal widening and damage to the bronchial tubes in the lungs. These bronchial tubes, which are responsible for carrying air to ...

A simple swab of the tongue could make it easier to do tuberculosis testing and diagnose millions of cases earlier.

Please provide your email address to receive an email when new articles are posted on . Microbial diversity was more prevalent in patients with cured vs. treatment-resistant nontuberculosis ...

Coughing up bloody mucus, or sputum, may occur due to a mild respiratory infection, but it may also be a sign of a more severe condition, such as bronchitis. Doctors may refer to it as hemoptysis.

In a meta-analysis, researchers found that sputum was more accurate than nasopharyngeal or oropharyngeal swabs. The study also shows early testing increased rates of COVID-19 diagnosis. Early and ...

Indications : The test is ordered to identify the causative organism, when a patient presents with chronic upper respiratory tract infection. For the test, sputum located deep in the airways or throat ...