PMC7708867_01
Coronal Cut of Neck CT with contrast.
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A computerized tomography (CT) neck with contrast (Fig. 1) was done to the patient and showed evidence of a large left parapharyngeal collection with enhancing peripheral wall and non-enhancing contents.
Representative sections of the tumor showing infarcted white parts, surgical margin inked green.
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Cut surfaces showed brown heterogeneous soft tissue with multiple scattered white firm parts largest measured 1.5 x 1.5 x 0.5 cm abutting surgical margin (Fig. 2). Fig. 2: Representative sections of the tumor showing infarcted white parts.
A: Tumor with a background of hemorrhage, inflammation, and a focus of normal salivary glands (asterisk) (H&E magnification x 40). B: infarcted part of the tumor (asterisk) with abundant squamous metaplasia and keratinization (arrow heads) (H&E magnification x 100).
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The overall appearances were consistent with an infarcted pleomorphic adenoma with florid squamous metaplasia (Fig. 3).