D2I2.
benign

Pleomorphic adenoma

Pleomorphic is a common gland characterised by of (ductal) cells along with myoepithelial components, having a potentiality. It is the most common type of salivary gland tumor and the most common tumor of the parotid gland. It derives its name from the architectural Pleomorphism seen by light . It is also known as "Mixed tumor, salivary gland type", which refers to its dual origin from epithelial and myoepithelial elements as opposed to its pleomorphic appearance.

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Plain-language summary adapted from Wikipedia. Not medical advice.