“…Many anatomical and functional abnormalities of the respiratory system have been described in these patients . Anatomical distortions of the thorax geometry and changes in soft tissues, joints, the respiratory mucosa, lung volume and respiratory muscle activity have been reported in previous studies . With regard to functional abnormalities related to the respiratory tract in patients with acromegaly, few studies have specifically approached this topic, particularly in the trachea and large airways, which have been considered a ‘forgotten zone’, with potential for obstructive events …”