Obesity-hypoventilation syndrome
MONDO:0009763Hypoventilation syndrome in very obese persons with excessive adipose tissue around the abdomen and diaphragm is characterized by diminished to absent ventilatory chemoresponsiveness; chronic hypoxia; hypercapnia; polycythemia; and long periods of sleep during day and night (hypersomnolence). It is a condition often related to obstructive sleep apnea but can occur separately.
Also known as: obesity-hypoventilation syndrome, Pickwickian syndrome
9 clinical trials for this condition and its sub-types, 9 tagged with Obesity-hypoventilation syndrome itself.
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Could early CPAP help sleep apnea patients while they wait for a diagnosis?
Symptom relief Not yet recruitingThis study looks at whether starting CPAP therapy early for people with suspected obstructive sleep apnea (OSA) can improve their daytime sleepiness and quality of life while they wait for a formal sleep study. Participants are adults with strong signs of OSA, such as loud snorin…
Sponsor: Assiut University • Aim: Symptom relief
Last updated Jul 11, 2026 00:00 UTC
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Nighttime CO2 buildup: a hidden clue in sleep apnea?
Knowledge-focused Not yet recruitingResearchers at a French sleep center are studying adults with obesity who are referred for a sleep study because of suspected obstructive sleep apnea. The team measures how much carbon dioxide builds up in the blood overnight using a skin sensor, then compares that cumulative exp…
Sponsor: Hospices Civils de Lyon • Aim: Knowledge-focused
Last updated Sep 11, 2026 00:00 UTC