Evaluation of common causes of proptosis on computerized tomography in Pakistani Population

Objectives: to determine the frequency of various lesions causing proptosis and to examine their radiological appearances in adults using ct as imaging modality. study design: descriptive study (case series) setting: radiology department,mh rawalpindi duration of study: 1 year from date of approval of synopsis (9th april 2006) results: patients of both genders were included in study with age bracket of 18 years and above. majority of patients belonged to age group 60-70 yrs with male preponderance. orbital and extra orbital tumors were commonest pathology resulting in proptosis in adults; however inflammatory pseudotumor was commonest orbital mass followed by graves disease. conclusion: orbital and exrtaorbital pathology resulting in proptosis increases with age with male preponderance. tumors of orbital and extra orbital origin are commonest pathology leading to proptosis in adults; however commonest orbital pathology is inflammatory pseudotumor followed by graves disease.