Objective: To assess the value of four-dimensional ultrasound in the diagnosis of surface deformity in fetus.
目的：探讨实时三维超声在诊断胎儿体表结构畸形中的临床应用价值。
Objective To evaluate the diagnostic value of two-dimensional ultrasound in fetus digestive system deformity and provide reference for the correct diagnosis of fetus digestive system deformity.
目的探讨二维超声对胎儿消化系统畸形的诊断价值，为正确诊断胎儿消化系统畸形提供参考。
Conclusions: That several organs of the fetus have not been developed belongs to rarely seen deformity.
结论：胎儿多器官未见发育，属罕见畸形。
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