Sonora Quest Laboratories is a diagnostic services provider to various physicians, employers, hospitals and managed care organizations throughout Arizona. The organization is a subsidiary of Laboratory Sciences of Arizona and provides various routine and specialty laboratory testing services. It offers diagnosis services for allergies, asthma, bacterial vaginosis, cardiovascular diseases and flow cytometry. It also offers hematology, oncology, prenatal, osteoporosis, donor and HIV testing services. The organization s staff includes various specialists in the areas of endocrinology, oncology, coagulation, medical genetics, and pathology and laboratory medicine. Sonora Quest Laboratories operates more than 50 patient centers statewide and has a facility in Tucson, Ariz.