title: Noninvasive assessment of lower extremity arterial circulation in the critical care unit.
mesh_terms: D001794:Blood Pressure; D006083:Graft Occlusion, Vascular / Q000175:diagnosis; D006801:Humans; D007362:Intensive Care Units; D007383:Intermittent Claudication / Q000175:diagnosis; D007511:Ischemia / Q000175:diagnosis* / Q000601:surgery; D007866:Leg / Q000098:blood supply*; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000175:diagnosis; D012212:Rheology; D013924:Thrombophlebitis / Q000175:diagnosis