Sacral abnormalities

	Sacrococcygeal teratoma with necrosis of the overlying skin, lateral view
	Sacrococcygeal teratoma showing mixed tissue including hair
	Large mixed solid and cystic sacrococcygeal teratoma
	Total excision of the mass and reconstruction of the gluteul area in sacrococcygeal teratoma
	Immature teratoma examined histologically demonstrated malignant potential
	Large lumbosacral mass