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MSCT diagnostic worth of intussusception in adult

Chen Zuhua,Yu Risheng(Department of radiology, the fourth hospital of Zhejiang province, Hangzhou,310002,China)  
Objective To explore CT diagnostic the worth of intussusception in adults.Methods CT manifest of 15 cases intussusception in adults which were confirmed by pathology and operation were analysled retrospectively.Rusults The cause of 15 cases included colonic carcinomas(n=3);lymphoma(n=2);hemangioma(n=2)polylipoma(n=4);metastatic tumors(n=1); leiomyoma(n=2),colonic polypus(n=1).There were ileocolonic intussusceptions (n=5), small bowel intussusceptions (n=3) and colocolonic intussusception(n=7).Direct signs such as "target sign"(n=12) and "comet tail(n=7) and kidney sign"(n=4).Indirect sign of intussusception like increased bowel wall thickness(n=7),dilataltion of proximal intestintal cavity (n=9),intestintal obstruction(n=6) and mesentery infiltration(n=1) were observed.8 primary lesions(8/15)were found on CT.Conclusion CT has important diagnostic worth and it provide main reference in pathogenic diagnosis of intussusception in adult before operation.
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