The Clinical Characteristics and CT Findings of Parotid and Submandibular Gland Tumours

Figure 4

A 52-year-old male diagnosed with squamous cell carcinoma in the left parotid with a size of 5.4 cm in the long axis. The tumour was irregular, ill defined, and inhomogeneous on plain CT ((a), white arrow). Heterogeneous moderate enhancement was observed on contrast-enhanced CT (white arrow), and necrosis was observed inside the lesion (b). HE staining (c). A 51-year-old female presented with mucoepidermoid carcinoma in the superficial lobe of the right parotid. The tumour size was 2.0 cm in the long axis and was lobulated, ill defined, and inhomogeneous on plain CT ((d), white arrow). Heterogeneous moderate enhancement was observed on contrast-enhanced CT ((e), white arrow). HE staining (f).

(a)

(b)

(c)

(d)

(e)

(f)