A 57-year-old woman with breast cancer was referred by her surgeon to see a genetic counselor because this was her second breast cancer diagnosis. Three years earlier, this patient had been tested for inherited pathogenic variants in BRCA1 and BRCA2 genes associated...
Twenty years ago, a 45-year-old woman with a recent diagnosis of breast cancer went to see a dermatologist, who noted hyperpigmentation of her lips. The dermatologist clinically diagnosed her as having Peutz-Jeghers syndrome (PJS), a rare genetic condition that often...
A patient with Cowden syndrome developed a neuroendocrine tumor. Cowden syndrome is a hereditary condition that causes non-cancerous tumor-like growths in the skin and mucous membranes. It can also increase the risk for certain cancers, such as melanoma, breast,...
A woman in her 40s visited a general surgeon for non-cancer related reasons and was assessed for her hereditary risk for cancer. The patient did not have a personal history of cancer, but her mother, who is in her 60s, had recently been diagnosed with...
During a visit with a new primary care physician, a 45-year-old man told his doctor that he had a family history of cancer and Lynch syndrome, a hereditary condition that increases the risk for colon, uterine, and other cancers. He also recounted that he had tested...
