PMC2821363_01
On 19th Sep 2007, pre-radiotherapy contrast CT scan found heterogeneous enhanced tumor in the nasopharynx with extension up to parapharyngeal area. The tumor had multiple necrotic areas with largest area in its lower part.
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F1
The mass had heterogeneous contrast enhancement with central necrosis (Fig 1).
On 25th March 2008, post-radiotherapy CT scan showed same heterogeneous enhanced tumor of nasopharynx but increased considerably as compared to earlier CT scan (Fig 1).
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F2
On 25th March 2008, a fresh CT scan (Fig 2) was done and it showed nasopharyngeal tumor with same features as pre radiotherapy but increased considerably as compared to earlier CT scan.
Photomicrograph of pleomorphic adenoma showing epithelial component (marked as '1') consisting of acini, duct, sheets and cords, and mesenchymal component consisting of myxoid (marked as '2') and chondroid areas (marked as '3'). (H & E x 100).
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F3
Histological examination of the excised tumor confirmed a pleomorphic adenoma with no evidence of malignancy (Fig 3).