<prompt> Which of the following is sign named for infrequent blinking of eyelids in graves ophthalmopathyEnroth signStellwag signGiffords signVongraefe sign  <response>: Infrequent Blinking : Stellwag sign Graves Ophthalmopathy Signs Enroth sign - e for edemameans fullness of eyelids. Joffroy sign- absent creases in the forehead on superior gaze. Grove sign- resistance to pulling down the retracted upper lid. Stellwag sign- incomplete and infrequent blinking - still meaning no movement. Ballet sign- restriction of one or more extraocular muscles. Gifford sign- difficulty in eveing upper lid Jellinks sign Increased pigmentation on the lids IOP is increased in up-gaze. Von Graefes sign - Lid lag 