For patients suffering from chronic sinusitis, the problem may lay more with the absence of "good" bacteria in the sinus cavities than "bad" bacteria that needs to be eliminated. A study in 2012 documented what normal bacteria colonization should be found in healthy sinus cavities versus those suffering from chronic sinusitis. The study evaluated (only) 10 healthy patients and 10 suffering from chronic sinusitis . Within this small study population, they found over 1482…