malignant tumor of parathyroid gland (MONDO_0021311, a Monarch Disease Ontology id) is a cancer that involves the parathyroid gland. Also known as: cancer of parathyroid gland, malignant neoplasm of parathyroid, malignant neoplasm of parathyroid gland, malignant neoplasm of the parathyroid, malignant neoplasm of the parathyroid gland, malignant parathyroid gland neoplasm, malignant parathyroid gland tumor, malignant parathyroid gland tumour.