Primitive neuroectodermal tumors of the abdominal wall and vulva in children: Report of two cases and review of the literature

Figure 1 Computed tomography evaluation of Case 1. A: Axial computed tomography image showing a fusiform soft tissue density between the abdominis obliquus internus musculus and the abdominal transverse muscle in the right inferior abdomen; the middle of the mass has irregular patchy calcification; B: Enhanced image showing uniform enhancement of the mass; C and D: The mass involving the musculus transversus abdominis.