Fig. 1

Six-month-old girl presenting with huge pelviabdominal sacrococcygeal teratoma (Altmann III). a Mid-sagittal MRI showing major abdominal component reaching up to level T12 (arrow). b Abdominal incision to dissect the abdominal component. c, d The patient is then turned to the prone position to approach the pelvic component of the tumour. e The mass after excision. f Nine months later at follow-up, the vertical perineal scar (well hidden within the natal cleft). SCT, sacrococcygeal teratoma; UB, urinary bladder