TY - GEN AU - Hao,S P AU - Chang,C N AU - Chen,H C TI - Transbasal nasal polyposis masquerading as a skull base malignancy SN - 0194-5998 PY - 1997///0116 KW - Diagnosis, Differential KW - Diagnostic Errors KW - Empyema KW - diagnosis KW - Female KW - Humans KW - Middle Aged KW - Nasal Polyps KW - Skull Base Neoplasms KW - Tomography, X-Ray Computed N1 - Publication Type: Case Reports; Journal Article UR - https://doi.org/10.1016/S0194-59989670011-6 ER -