A neoplasm (disease) that involves the parotid gland. The disease is parotid gland neoplasm (Monarch Disease Ontology term MONDO_0021243). Also known as: neoplasm of parotid, neoplasm of parotid gland, neoplasm of the parotid, neoplasm of the parotid gland, parotid gland neoplasm (disease), parotid gland tumor, parotid gland tumour, parotid neoplasm.