"Saw-tooth" pattern in the flow-volume loop.
D006801:Humans; D008168:Lung / Q000503:physiopathology*; D010300:Parkinson Disease / Q000503:physiopathology*; D012129:Respiratory Function Tests; D012891:Sleep Apnea Syndromes / Q000503:physiopathology; D014202:Tremor / Q000503:physiopathology