Author list:
Sondes BIZID 1,4, Fatma BEN FARHAT1,4, Younes AROUS2,4, Sonia BENNASER3,4
1.Gastro-enterology Department , Military hospital of Tunis, Tunis, Tunisia
2.Radiology Department, Military hospital of Tunis, Tunis, Tunisia
3.Oncology Department, Military hospital of Tunis, Tunis, Tunisia
4.University of Tunis El Manar, Faculty of Medicine, 1007, Tunis, Tunisia