Sleep medicine is a quickly-evolving specialty with a rapidly changing set of diagnostic criteria and protocols. Stay up to date with all that\u2019s new in the field with the updated 3rd edition of Atlas of Polysomnography . This practical text/atlas offers clear guidance on interpreting polysomnography tracings of the neonate, infant, child, and adult, covering normal polysomnographic features of wakefulness and the various stages of sleep as well as polysomnographic findings characteristic of sleep-related breathing disorders, sleep-related movements, and parasomnias. Comprehensive and practical, it\u2019s an ideal reference for sleep medicine specialists, sleep technologists, and those training in sleep medicine.  Features:Forty new tracings demonstrate new formats from different displays and transducers.Updated captions include explanations and helpful hints as well as formal interpretation.Examples of cardiac arrhythmias, nocturnal seizures, and artifacts are included.