U.S., March 18 -- ClinicalTrials.gov registry received information related to the study (NCT05774522) titled 'Study of Anatomo-fuctional Correlation of the Upper Airways' on Feb. 22.

Brief Summary: Sleep apnea-hypopnea syndrome (SAHS) is a disorder of nocturnal ventilation due to the occurrence abnormally frequent pauses in breathing. It is a public health problem that currently affects 13 % of men and 6% of women between 30 and 70 years old. Sleep apneas are conventionally divided into obstructive and central apneas, depending on the persistence or no respiratory movements and the existence or not pharyngeal collapse during apnea. There are upper airway characterization studies (VAS) in patients with syndrome sleep apnea/hypopnea (OSAS). ...