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A Comprehensive Educational Website (established 1998)

Designed, Produced, and maintained (Edition 12, January 2022) by 

Bhavani Shankar Kodali MD

Updated January 2022

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This is a capnogram seen during general anesthesia and muscle relaxants. The cleft on the alveolar plateau is due to spontaneous respiratory effort. Occasionally surgical manipulation in the abdomen or surgeon leaning on the chest can produce a similar capnogram.