Sleep apnea laboratory findings

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Saarah T. Alkhairy, M.D.

Overview

Laboratory tests are not used in the diagnosis of sleep apnea.

Sleep Apnea Laboratory findings

• Laboratory tests are not used in the diagnosis of sleep apnea
• The following lab abnormalities may be occasionally found:

• Blood tests may show anemia or polycythemia
• Urine analysis may show proteinuria
• Arterial blood gas analysis (ABG) may show hypercapnia
• Thyroid unction tests may show hypothyroidism