Ali Kocyigit1, Duygu Herek2, Yasemin Isik Balci3. 1. Department of Radiology, Faculty of Medicine, Kinikli Kampusu, Pamukkale University, 20100 Denizli, Turkey. 2. Department of Radiology, Faculty of Medicine, Kinikli Kampusu, Pamukkale University, 20100 Denizli, Turkey. Electronic address: dtherek@yahoo.com. 3. Department of Pediatrics, Faculty of Medicine, Kinikli Kampusu, Pamukkale University, 20100 Denizli, Turkey.