What are your thoughts about feno testing for asthma?

FeNO: measurement of exhaled Nitric Oxide is now a reliable tool for assessing degree of inflammation in allergic asthma, thus guiding treatment with anti-inflammatory medications as inhaled steroids. Whether it should be routinely used, is a matter of debate amongst asthma specialists, more important in managing asthma is adherence to treatment plans and regular follow up with your doctor, best wishes