Sleep disorders. Nasendoscopy before surgery for snoring.

Validity of sleep nasendoscopy in the investigation of sleep related breathing disorders.

OBJECTIVE To validate the technique of sleep nasendoscopy using target controlled infusion in symptomatic patients and a control group of asymptomatic individuals. DESIGN Prospective cohort study. SETTING Department of otolaryngology-head and neck surgery and anesthesia in a teaching hospital. PARTICIPANTS Two groups of patients were compared and matched for their body mass index. The fir...

Acoustic analysis of snoring before and after palatal surgery.

To investigate the effectiveness of palatal surgery for nonapnoeic snoring, 35 patients were block randomised to undergo one of two different palatoplasty procedures. Patients were admitted pre-operatively for audio recording of snoring sound and video recording of sleeping position, and between 1.0 and 4.1 months (mean 2.5) and between 5.9 and 17.5 months (mean 9.7) post-operatively. Sound fil...

Sleep Disorders. Part 2. Sleep Apnea -- When snoring is the symptom, not the disease

Last week we publiihed an essay on snoring, its causes, varying degrees of severity, and the types of remedies people have sought. I observed that there is very little literature in scientific and medical journals on snoring and that, untif recently, it was not treated as a medlcsf problem at all. 1 However, this picture is beginning to change due to the recent interest in a breathing disorder ...

Snoring-based screening for sleep apnea syndrome

Alcohol, snoring and sleep apnea.

We studied the effect of alcohol ingestion on sleep-induced breathing abnormalities and arterial oxyhaemoglobin saturation in seven patients with a range of sleep-induced upper airway occlusion. The characteristics of each patient's sleep-induced breathing abnormality was established on one or more control all-night studies, and then a further all-night study was done immediately following alco...