<prompt> Intermittent proptosis is seen in?Orbital tumorOrbital cellulitisOrbital varicesCavernous sinus thrombosis  <response>: ANSWER: C Orbital varicesREF: Khurana 4th ed p. 381Causes of intermittent proptosis:Orbital varicesPeriodic orbital edemaRecurrent orbital hemmorrhageHighly vascular tumor 