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Figure 2 | Journal of Medical Case Reports

Figure 2

From: Simultaneous sleep study and nasoendoscopic investigation in a patient with obstructive sleep apnoea syndrome refractory to continuous positive airway pressure: a case report

Figure 2

A cardiorespiratory study in the use of a mandibular advancement device. An evaluation at 4 months with a cardiorespiratory study in the use of a mandibular advancement device (first 3.5 h of study) showed no significant improvement in the patient's obstructive sleep apnoea syndrome (apnoea and hypopnoea index at 61.4/h and desaturation index of 42.1/h). A severe condition of obstructive sleep apnoea syndrome was observed with and without the use of the device.

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