Category: Sleep Apnoea
-
20 Symptoms of Sleep Apnea
An apnea is a period of time during which breathing stops or is markedly reduced. In simplified terms, an apnea occurs when a person stops breathing for 10 seconds or more. If you stop breathing completely or take less than 25% of a normal breath for a period that lasts 10 seconds or more, this…
-
OSA Surgery and Mallampati Score
The obstructive sleep apnea syndrome (OSAS) is characterized by upper airway obstruction leading to hypoventilation, apnea and sleep fragmentation. A patient being evaluated for OSA should be assessed for surgically correctable causes of OSA. Patients without the typical risk factors, such as obesity, should raise a clinical suspicion of abnormal anatomy as a cause of…
-
Snoring-Bernoulli principle and Venturi effect
Understanding the Physiology of Airway in Snoring and Obstructive Sleep apnea(OSA) Many factors combine to cause the pharyngeal collapse associated with snoring and sleep apnea- forces that promote airway dilation and forces that promote collapse. Two basic principles of fluid flow, the Bernoulli principle and the Venturi effect, can be applied to give additional insight…