Tag archives for respiratory

Exhaled Nitric Oxide (FeNO) in Patients with Asthma Exacerbation and in Non Exacerbation at Persahabatan Hospital

Arief Riadi Arifin, Faisal Yunus, Ratnawati, Aria Kekalih Abstract Background : Nitric oxide is detected in expired air which is physiologically released by epithedial cells of pulmonary vasculature, cells of lower respiratory tract, upper respiratory tract and paranasal sinuses. Levels in normal human expiratory air range from 5-10 parts per billion (ppb); which is increased […]