Pickwickian Syndrome (aka obstructive sleep apnea).pdf
《Pickwickian Syndrome (aka obstructive sleep apnea).pdf》由会员分享,可在线阅读,更多相关《Pickwickian Syndrome (aka obstructive sleep apnea).pdf(20页珍藏版)》请在三一文库上搜索。
1、Pickwickian Syndrome (aka obstructive sleep apnea) Nam D. Vo, M.D. September 30, 2003 Of historical interest ?Osler coined “Pickwickian Syndrome” ?Obesity ?Hypersomnolence ?Signs of chronic alveolar hypoventilation ?Based on a Charles Dickens character ?Joe of “The Posthumous Papers of the Pickwick
2、Club”a fat boy! Sleep apnea ?Obstructive ?Most common form ?Episodes of apnea occur during sleep due to airway obstruction at pharynx despite respiratory efforts ?Central ?no effort to breathe is made ?Mixed Obstructive sleep apnea Central apnea Mixed type Apnea Hypopnea Index ?# of apneas + hypopne
3、as per hour of sleep ?Hypopneas less well defined ?some arbitrary decrease in airflow signal in conjunction with an arbitrary reduction in oxygen saturation measured by pulse ox ?AHI =/ 5 ?Defined as sleep apnea by the National Institutes of Health Sleep Heart Health Study Epidemiology ?In US, estim
4、ated ? 3 million men; 1.5 million women ?1990 1998 ?12 fold increase in annual # of patients Dxed ?Millions more undiagnosed Risk factors ?family history of sleep apnea ?a large neck; a recessed chin ?male sex ?abnormalities in the structure of the upper airway ?ethnicity (African-Americans, Pacific
5、 Islanders, and Mexicans) ?smoking, alcohol use, age ?excess weight A fat lie ?majority of subjects with an AHI of 5 or more are not obese http:/www.sleepapnea.org but http:/www.sleepapnea.org Clinical features ?Snoring ?Daytime somnolence ?Due to sleep fragmentation from repetitive arousals ?Others
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Pickwickian Syndrome aka obstructive sleep apnea aka apnea
链接地址:https://www.31doc.com/p-5116679.html