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hypopnea

   Also found in: Dictionary/thesaurus 0.04 sec.
hypopnea /hy·pop·nea/ (hi-pop´ne-ah) diminished depth and rate of respiration.hypopne´ic
hy·pop·ne·a (h-ppn-, hp-n)
n.
Abnormally slow or shallow breathing.

hypop·neic adj.

Hypopnea
Shallow or excessively slow breathing usually caused by partial closure of the upper airway during sleep, leading to disruption of sleep.
Mentioned in: Sleep Disorders

hypopnea
[hīpop′nē·ə, hī′pōnē′ə]
Etymology: Gk, hypo + pnoe, breath
abnormally shallow and slow respiration. In well-conditioned athletes it may be appropriate and is often accompanied by a slow pulse. Otherwise, it is apparent when pleuritic pain limits excursion and is characteristic of damage to the brainstem. Accompanied by a rapid, weak pulse, it is a grave sign. See also respiration rate.

hypopnea (hīpop´nē),
n abnormally shallow and rapid respirations.

hypopnea
abnormal decrease in depth and rate of respiration.


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Compared with a quiet sleeper, the so-called simple snorer experiences upper-airway resistance and a reduced airflow but gets more air than a person experiencing sleep apnea or hypopnea does.
In a recent study of SIDS, researchers monitored episodes of apnea (cessation of breathing) and hypopnea (abnormally shallow breathing) both before and after DPT vaccinations.
The data from this study of 55 patients demonstrated that the Pillar Procedure significantly reduced the level of obstructive sleep apnea (the "Apnea Hypopnea Index," or "AHI"), and improved quality of life, snoring intensity (the "Visual Analog Scale," or "VAS") and daytime sleepiness (the "Epworth Sleepiness Scale," or "ESS"):
 
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