Salivary Gland Tumor in Parapharynx Space, Radiologic Evaluation by the Way of Two Cases and Literature Reviewed

The neoplasms of the Parpharyngeal Space (PPS) are rare 0.5%-1% all head and neck tumors [1]. PPS is an inverted cone-shaped region that extends from skull base to hyoid bone. A complex structure called tensor-vascular-styloid fascia, divides into prestyloid poststyloid compartments. can be involved by four different types neoplastic lesions: Primary (benign or malignant), metastatic lymph nodes, node involvement lymphoproliferative diseases, arising adjacent sites secondarily extend .