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Updated: Jun 8, 2026

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea
Published on: December 6, 2016
[Cognitive impairment in obstructive sleep apnea syndrome]
Pedro Felipe Carvalhedo de Bruin1, Mauricio da Cunha Bagnato
1Departamento de Medicina Clínica, Faculdade de Medicina, Universidade Federal do Ceará, Fortaleza, CE, Brasil. pfelipe@superig.com.br
Obstructive sleep apnea syndrome (OSAS) impairs cognition and performance, affecting quality of life. Continuous positive airway pressure (CPAP) treatment shows promise for improving these deficits.
Area of Science:
- Neurology
- Sleep Medicine
- Psychology
Context:
- Obstructive sleep apnea syndrome (OSAS) is linked to cognitive and performance deficits.
- These impairments significantly impact patients' quality of life and accident risk.
- Deficit severity often correlates with OSAS severity.
Purpose:
- To explore the mechanisms behind cognitive impairments in OSAS.
- To determine the roles of intermittent hypoxia, sleep disruption, and comorbidities.
- To evaluate the efficacy of CPAP treatment on cognitive function.
Summary:
- OSAS affects cognitive processing, sustained attention, executive functioning, and memory.
- Causal mechanisms, including intermittent hypoxia and sleep disruption, are debated.
- CPAP treatment demonstrates potential for cognitive and performance improvement, especially in mild to moderate cases.
Impact:
- Highlights the significant cognitive burden of OSAS.
- Underscores the need for further research into OSAS pathophysiology and treatment.
- Suggests CPAP as a viable intervention for improving cognitive outcomes in OSAS patients.
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