Sleep-related abnormal swallowing syndrome, also known as sleep-related laryngospasm, is a medical condition characterized by involuntary and abnormal swallowing events that occur during sleep. This syndrome typically manifests as sudden episodes of choking, coughing, or gasping for breath while sleeping, which can be alarming and disruptive to both the affected individual and their bed partner.
During these episodes, the muscles responsible for swallowing and controlling the airway become temporarily dysfunctional, leading to the obstruction of the upper respiratory tract. This obstruction can cause a sensation of choking or suffocation and may result in waking up abruptly from sleep. These episodes often occur without any warning signs and can happen multiple times throughout the night, severely disrupting the natural sleep cycle.
Sleep-related abnormal swallowing syndrome can have a significant impact on an individual's sleep quality and overall well-being. The interrupted sleep can lead to excessive daytime sleepiness, fatigue, and decreased concentration. In some cases, it may also cause anxiety and fear surrounding sleep.
The underlying causes of this syndrome are not entirely understood, but it is thought to be related to a dysfunction of the nerve pathways responsible for the coordination of swallowing and breathing. Certain factors, such as obesity, acid reflux, and sleep position, may contribute to the development of the condition.
Treatment options for sleep-related abnormal swallowing syndrome aim to manage the symptoms and improve sleep quality. These may include lifestyle modifications, such as weight loss and dietary changes, as well as the use of medications that target acid reflux or relax the muscles of the airway. In severe cases, surgical interventions may be considered.