Not All the Spindle Cell Tumors in Oral Cavity Are Sarcomatoid Squamous Cell Carcinoma

摘要

a–d Axial and coronal CT scan images showing ill-defined heterogeneously hypoenhancing mass with epicenter in the left retromolar trigone (RMT) region (white arrows). The mass is infiltrating the infratemporal fossa and masticator space (black arrows). There is infiltration of ipsilateral masseter and pterygoid muscle with erosion of ramus of the hemimandible and maxillary alveolar margin on the left side. Also noted is infiltration of left maxillary sinus