hereditary neoplasia

hereditary neoplasia

Oncology A tumor or growth with a genetic component–eg, chemodectomas, medullary CA of thyroid, neurofibroma, pheochromocytoma, polyposis coli, retinoblastoma, trichoepithelioma; other tumors occur more frequently in certain families–eg, leukemia, melanoma. See Hereditary cancer syndromes.