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actigraphy

Indications: 1) evaluation of sleep disorders (first line) [2] - circadian rhythm sleep disorders - sleep related breathing disorders - sleep patterns among special populations - excessive daytime sleepiness [2] - first line testing [2] 2) determination of response to therapy 3) often replaces polysomnography when - longitudinal or large scale data sets are needed - polysomnography is not a cost-efficient option Procedure: - involves use of a portable device that measures activity over an extended period of time (1-2 weeks) - measures movement of a limb & ambient light Clinical significance: - it is one component of polysomnography

General

electrophysiology clinical procedure

References

  1. Morgenthaler T et al, Practice Parameters for the Use of ActigraSleep Disorders: An Update for 2007 Standards of Practice Committee, American Academy of Sleep Medicine http://www.aasmnet.org/Resources/PracticeParameters/PP_Actigraphy_Update.pdf
  2. Medical Knowledge Self Assessment Program (MKSAP) 18, American College of Physicians, Philadelphia 2018 - Medical Knowledge Self Assessment Program (MKSAP) 20 American College of Physicians, Philadelphia 2025
  3. Smith MT, McCrae CS, Cheung J, et al. Use of actigraphy for the evaluation of sleep disorders and circadian rhythm sleep-wake disorders: an American Academy of Sleep Medicine clinical practice guideline. J Clin Sleep Med. 2018;14:1231-1237. PMID: 29991437