Proptosis is a common ophthalmic disorder. Proptosis can be Unilateral Bilateral   Unilateral proptosis causes  Cong Traumatic Inflammation Vascular varix Cystic parasitic Tumors primary and secondary    Mucocele Bilateral proptosis  causes  Developmental anomaly oxycephaly   Osteopathy rickets   acromegaly   Tumors leukemia Ewings sarcoma neuroblastoma    Endocrine thyroid disease  Inflammation wegners  histiocytosis  sjogrens   Fungal granuloma Share your views.