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. Author manuscript; available in PMC: 2012 Aug 22.
Published in final edited form as: Med Clin North Am. 2010 May;94(3):447–464. doi: 10.1016/j.mcna.2010.02.009

Fig. 1.

Fig. 1

Polysomnogram showing Cheyne-Stokes breathing. There are crescendo-decrescendo changes in tidal volume that result in central apneas (as shown in the chest and abdominal respiratory movements in the polysomnogram).