XRCC3 and prolactin-producing pituitary gland adenoma: Whole chromosome 5 or 11 gain was common for F9 MB and M6 prolactinoma or sarcoma, respectively, and conversely, whole chromosome 14 loss, including the XRCC3 site, was common for the M6 MB and F9 desmoid fibromatosis that occurred post-radiotherapy.