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Objective To explore the imaging diagnostic value of gastrointestinal stromal tumor(GIST).Methods The retrospective study on GIST proved by operation and pathology in 11 cases was done.There were pneumobarium double contrast examination in 10 cases,CT scanning in 4 cases,superior mesenteric ateriography in 2 cases and fiberoptic endoscopy in 7 cases.Results The locations of tumors at gastric were 7 cases,intestinal 2,lipper and row oseophagus to gastric cardiac in 1,respectively.The detective rate of GIST was 100%,75%,100% and 100% respectively by pneumobarium double contrast examination,CT,arteriography and fiberoptic endoscopy.Conclusion Pneumobarium double contrast examination and fiberoptic endoscopy are important methods for diagnosis of GIST.CT and arteriography can better show the location of tumors and differential diagnosis of benign and malignant of tumor.
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Objective To investigate the X-ray and clinic manifestations of hereditary multiple osteochondroma(HMO).Methods Five patients with HMO clinically and pathologically confirmed and 63 persons in their pedigree were studied.Results Of 63 cases inquired in this study,there were 21 patients with hereditary multiple exostosis,including 16 men and 5 women.In 5 cases confirmed pathologically,4 patients had hereditary history of pedigree and the members of three generation in 1 patient with HMO had no the history of pedigree.Conclusion HMO has the remarkable sex difference and the typical inherited trend including the location of exostosis.HMO has inherited character of skipping generation.