Chronic Bronchitis Diagnosis Health-care professionals diagnose chronic bronchitis based on the individual`s symptoms and physical evaluation. By definition, chronic bronchitis must persist for some days of the month, for at least 90 days, and at least 2 yrs in a row. A history of smoking is pertinent in making the diagnosis also. No blood tests are necessary Usually.If pneumonia is suspected, a chest X-ray could be ordered.Oxygen saturation may be measured by placing a sensor on the finger. This is referred to as pulse oximetry.Pulmonary function testing by a pulmonologist may be helpful in diagnosing chronic bronchitis. A microscopic examination and/or culture of a sample of phlegm could be obtained to consider a bacterial infection..‘This decline is described by urban sprawl, greater range to travel to more activities and modern schedules offering tighter time-management.’ The study confirms the strongly dissuasive effect of home to college distance, which is due to the proliferation of special-purpose public academic institutions and the strong existence of private schools. Indeed, attending neighbourhood colleges is no longer typical and children travel farther for his or her education. Related StoriesStudy shows link between physical activity and depression in individuals at risk for center diseaseAddressing standard of living needs in prostate cancers: an interview with Professor Louis DenisAge-related variations in brain health vary with level of fitness in old adultsAnother fundamental causes of the decline is the way the most parents surveyed travel by car , nor set an example because of their children.