TY - BOOK AU - Moamen Mohammed Assem Mohammed Nawwar AU - Ahmed Hussein Abdelgawad , AU - Ashraf Bahaa Eldin Fayek , AU - Sherif Adly Raafat , TI - Surgical approaches to the nasopharynx / PY - 2012/// CY - Cairo : PB - Moamen Mohammed Assem Mohammed Nawwar , KW - Barr virus KW - Epstein KW - Eustachian tube N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of E.N.T; Issued also as CD N2 - The nasopharynx lies deep and central in the skull . It is the region located behind the nasal cavities and above the soft palate . The undersurface of the body of the sphenoid bone forms the slanting roof that merges inferiorly with the posterior wall. The floor of the nasopharynx opens downward into the oropharynx at the level of the soft palate . Tumours arising from the nasopharynx could be benign or malignant UR - http://172.23.153.220/th.pdf ER -