As the global reference laboratory for Mayo Clinic, Mayo Clinic Laboratories will help you advance patient care, strengthen your practice, and broaden access to specialized testing. Through our partnerships with clinicians at Mayo Clinic and health care providers around the world, we are able to offer the most sophisticated test catalog in the world. It is because of these daily collaborations that our subspecialized laboratories continue to be a critical component to patient care at Mayo Clinic. - 4.5 million patients worldwide - 3,000 plus tests and pathology services - 24 million tests performed annually - 4,500 physicians and scientists at Mayo Clinic - 90 plus subspecialty pathologists - 560 peer-reviewed articles published annually