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Cardiorespiratory polygraphy: run of obstructive apnoeas. Snoring and increase work of breathing (pressure flow, RIP thorax and RIP abdomen) followed by complete stop of airflow despite breathing effort. Notice paradoxical breathing (RIP thorax and RIP abdomen out of phase) and desaturations (SpO2), breakthrough breath with breakthrough snoring and recovery of SpO2 at the end of each apnoea.
