E66.2
Applicable To
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Obesity hypoventilation syndrome OHS)
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Pickwickian syndrome
Approximate Synonyms
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Extreme obesity with alveolar hypoventilation
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Pickwickian syndrome
Clinical Information
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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.
Details
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E66.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
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The 2023 edition of ICD-10-CM E66.2 became effective on October 1, 2022.
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This is the American ICD-10-CM version of E66.2 – other international versions of ICD-10 E66.2 may differ.