From the case:
Arterial Doppler in left ventricular assist device patients
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/17895/annotated_viewer_json?lang=us"}
Waveforms are monophasic with parvus-tardus morphology and decreased peak systolic velocity.