The computed tomographic findings of the primary retroperitoneal tumors

Abstract

The authors reviewed the CT findings of 31 cased of primary retroperitoneal tumors confirmed by operation(25 cases) or needle biopsy(6 cases) at the Chonnam University Hospital from J une, 1983 to August, 1988. The size, shape, location, margin of mass, effect on the surrounding structures, presence or absence of metastasis and the composition of th e tumor were analyzed to find the differential points between benign and malignant tumors and characteristic findings of each tumorsThe results were as follows; 1. The benign tumor showed smaller size than malignant one and well circumscribed round or 。void lesions,and no surrounding invasion or distant metastasis 25. Santos L A, Ginaldis, Wallace S: Computed tomography in liposarcoma, Can cer 47:46, 1981 26 천혜정， 임진우， 최재결， 차안호， 서원혁 : 후복막에 생긴 지방육종의 전산화단충촬영소견， 대한방사선의 학회지 23 : 247 , 1987 27. Waligore M P , Stemphens D H, Soule E H, Lipomatous tumors of the abdominal cavity; CT appearance and pathologic correlations, AJR 137:539, 1981 28. Friedmann A C, Hartman D S , Sherman ], Lautin E