“…Recent studies that assessed the internal nasal dimensions of apneic patients using acoustic rhinometry showed divergent results. Rocha et al 42 identified smaller cross-sectional areas in the nasal valve region in the right nostril in patients with moderate and severe OSAS, with no differences in nasal volumes. Unlike the present study, the authors analyzed the nasal cavities independently and the study group predominantly consisted of women, which impairs comparison with our results.…”