CaO2 or âOxygen Contentâ gives a definite amount of ALL the oxygen in the blood. It is the only method that takes into account how much hemoglobin is actually present in the body and uses the PaO2 and SaO2 values to get the amount of oxygen. It uses the units âml O2/dlâ (milliliters of oxygen per deciliter of blood).
Cold & flu health centre. Bronchitis. Bronchitis is a common infection causing inflammation and irritation to the main airways of the lungs. Symptoms of bronchitis include coughing up yellow-grey mucus, sore throat, wheezing and having a blocked nose. Acute bronchitis may be responsible for the hacking cough and phlegm production that sometimes accompany an upper respiratory infection. In most cases, the infection is viral in origin, but sometimes it's caused by bacteria.
The most common symptoms of acute bronchitis include: â A persistent cough; this may last 10 to 20 days. â Some people cough up mucus, which may be clear, yellow, or green in color (in this case, coughing is a good response to help clear the bronchi of the mucus). Fever is not common in people with acute bronchitis. However, having a fever can be a sign of another condition, such as the flu or pneumonia. (See Patient information: Influenza symptoms and treatment (Beyond the Basics) and Patient information: Pneumonia in adults (Beyond the Basics) .). Conditions with similar features â There are other conditions that have symptoms similar to those of acute bronchitis.