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7
7
PMS
Mass
Nasopharyngeal carcinoma
Masticator space (MS)
Muscles of mastication
–
med. / lat. pterygoid,
masseter, temporalis
Nerves
–
V3 motor, V3 sensory
(inf. alveolar nerve)
Mandible
–
Ramus / posterior body
MS
Mass
Juvenile fibromatosis
MS
Relationship to foramen ovale
Perineural tumor spread along V3
Carotid space (CS)
“Poststyloid Parapharyngeal space”
Contents
Vessels
–
(I)CA, IJV
Nerves
–
cranial nerves: IX, X, XI, XII
–
sympathetic plexus
Lymph nodes
–
deep cervical chain
(jugulodigastric)
CS
Mass
DD: neurogenic tumor / paraganglioma