Degenerative Myelopathy (DM) is a neurological disease that affects the spinal cord in older corgis around 8-11 years old. DM begins with the loss of coordination in their hind legs and later paralysis.

Von Willebrand's Disease or (vWD) is a bleeding disorder that changes how long it takes for the corgi's blood to clot causing them to bleed for a longer period of time.

Progressive Retinal Atrophy, Rod-Cone Dysplasia 3 is an inherited eye disease affecting dogs. PRA-rcd3 is an early onset disease that affects cells that transmit visual information in the retina. This disease progressively results in loss of vision.

Exercise-Induced Collapse or EIC is an inherited neuromuscular disorder affecting Pembroke Welsh Corgis along with other breeds. EIC presents as exercise intolerance in otherwise healthy dogs.