Related Experiment Video
Updated: Jan 30, 2026

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
Published on: December 6, 2016
Sleep apnea: Do not forget to inspect the throat!
Christian Alain Pirovino1, Roland Giger1, Basile Nicolas Landis2
1Department of Otorhinolaryngology - Head and Neck Surgery Bern University Hospital, Inselspital Bern Switzerland.
Obstructive sleep apnea syndrome (OSAS) is common and often missed. A simple throat exam can identify rare tumors causing OSAS, preventing incorrect treatments.
Area of Science:
- Otolaryngology
- Sleep Medicine
- Oncology
Background:
- Obstructive sleep apnea syndrome (OSAS) is a prevalent yet frequently underdiagnosed condition.
- Common causes include obesity and anatomical factors leading to narrowing of the airway.
- Parapharyngeal tumors, though rare, represent a treatable cause of OSAS.
Observation:
- A thorough oro-pharyngeal examination is crucial for patients presenting with OSAS.
- This examination is cost-effective, simple, and rapid to perform.
- It can be effectively conducted by non-specialist healthcare providers.
Findings:
- Rare parapharyngeal tumors can manifest as a cause of obstructive sleep apnea syndrome.
- Early identification through oro-pharyngeal examination is key.
Implications:
- Implementing routine oro-pharyngeal examinations in OSAS patients can lead to timely diagnosis of rare causes.
- This approach helps avoid misdiagnosis and inappropriate management strategies.
- It highlights the importance of basic clinical examination in complex sleep disorders.
Related Concept Videos
Sleep Apnea
The condition is more prevalent among...
Forgetting
Encoding...
Insufficient Sleep and Sleep Deprivation
Sleep deprivation is a more severe form of sleep loss...
Assessment of the Cardiovascular System II: Inspection
Head and Neck
Assessment of the Abdomen I: Inspection and Auscultation
The abdominal examination is a cornerstone of clinical medicine, serving as a critical tool in diagnosing various gastrointestinal (GI) diseases. It involves a systematic approach that includes inspection and auscultation, each with distinct yet complementary roles in assessing the abdomen. This article will delve into these two primary methods healthcare professionals use to examine the abdomen.
Inspection of the Abdomen
The first step in any abdominal examination is inspection....
Stages of Sleep
Before sleep begins, in wakefulness, the brain exhibits primarily beta waves, which are high in frequency and low in amplitude, indicating alertness...

