There are over 40 heritable and congenital disorders. But there is not breeder screening available for all.  Additionally, of the 40+ disorders, they are not all life limiting and/or threatening.  The list is comprised of 182 more commonly known purebred dogs.  Written in 1994, it has been revised five times, most recently in 2011.

Source: hsvma.org/assets/pdfs/guide-to-congenital-and-heritable-disorder.pdf

We health test parent animals for hip/elbow dysplasia, hypothyroidism, hearts - aortic valve disease, AS/SAS, ARVC, boxer cardiomyopathy, and degenerative myelopathy. 

We offer a 2 year guarantee on hearts and hips.