Genzyme Genetics offers reproductive and oncology diagnostic testing, as well as genetic counseling services for hospitals and network physicians. The company offers CFplus, a cystic fibrosis carrier screening test, and maternal serum screening tests designed to provide critical information to pregnant patients. It provides testing services in the areas of breast cancer, colorectal cancer, hematolymphoid, biochemistry, cytogenetics, flow cytometry, drug resistance assay, fluorescence in situ hybridization, molecular genetics, and immunohistochemistry. The company has locations in Los Angeles, Monrovia, and Orange in California; New York, New York; Phoenix, Arizona; Santa Fe, New Mexico; Tampa, Florida; Vienna, Virginia; and Pittsburgh and Philadelphia, Pennsylvania. It has operations in Europe and Japan. The company was founded in 1981 and is based in Westborough, Massachusetts. Genzyme Genetics operates as a subsidiary of Genzyme Corp.