%0 Journal Article %T Sacrococcygeal Yolk Sac Tumor: An Uncommon Site %A Fatma Khanchel-Lakhoua %A Wafa Koubaa-Mahjoub %A Raja Jouini %A Meriem Bel Haj Salah %J APSP Journal of Case Reports %D 2012 %I Association of Pediatric Surgeons of Pakistan %X A 30-month-old male infant presented with sacrococcygeal and pre-sacral mass. Ultrasound (US) abdomen revealed a huge pre-sacral mass with irregular margins extending into the pelvis, pushing the rectum antero-laterally. CT scan and MRI confirmed the US findings. Serum alpha fetoprotein level was abnormally elevated. Histopathological examination of surgical-specimen suggested sacrococcygeal yolk sac tumor (YST). %K Sacrococcygeal tumor %K Yolk sac tumor %K Endodermal sinus tumor %K Extragonadal yolk sac tumor %U http://www.apspjcaserep.com/ojs/index.php/ajcr/article/view/9