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Obesity Hypoventilation Syndrome

HYPOVENTILATION syndrome in very obese persons with excessive ADIPOSE TISSUE around the ABDOMEN and DIAPHRAGM. It 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.

Year introduced: 2006 (1970)

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Tree Number(s): C08.618.085.852.850.500, C08.618.846.565.500, C10.886.425.800.750.850.500, C18.654.726.750.500.600

MeSH Unique ID: D010845

Entry Terms:

  • Hypoventilation Syndrome, Obesity
  • Obesity-Hypoventilation Syndrome
  • Obesity-Hypoventilation Syndromes
  • Pickwickian Syndrome

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