GENETIC CONDITIONS OF THE CHIHUAHUA

  • Cleft palate: a condition where the roof of the mouth is not closed and the inside of the nose opens into the mouth.

  • Collapsed trachea: a condition where the cartilage rings that make up the trachea are malformed and tend to collapse easily.

  • Corneal dystrophy: an abnormality of the cornea usually characterized by shallow pits in the surface.

  • Dislocation of shoulder: a condition where the bones of the shoulder joint are out of proper position.

  • Entropion: an abnormal rolling in of the eyelid.

  • Factor VIII deficiency or hemophilia A: the most common severe inherited clotting disorder of humans and non-human animals. Inherited as a sex-linked recessive trait (carried by females and manifested in males). Affects most dog breeds.

  • Glaucoma: abnormally high pressure in the eye.

  • Hemophilia A: a blood clotting disorder due to deficiency of coagulation factor VIII (this is the most common type of hemophilia in dogs).

  • Hepatic portosystemic shunt or arteriovenous fistula: a malformation of blood vessels in the liver or an abnormal communication between the arteries and veins in the liver.

  • Hydrocephalus: a condition where there is an abnormal accumulation of fluid in the ventricles of the brain.

  • Hypoglycemia: a syndrome where the animal has abnormally low blood glucose.

  • Hypoplasia of dens: a condition where part of the second vetebra fails to develop fully and leads to instability.

  • Hypothyroidism: a common endocrine disease where the body produces an abnormally low amount of thyroid hormones. An autoimmune destruction of the thyroid gland, which affects more than 50 dog breeds.

  • Iris atrophy: a condition where the iris (the colored part of the eye) shrinks and becomes non-functional.

  • Keratitis sicca: a condition where one or both eyes do not produce a normal amount or type of tears.

  • Keratoconjunctivitis sicca: a condition where one or both eyes do not produce a normal amount or type of tears.

  • Lens luxation: a condition where the lens in the eye is displaced into an abnormal position.

  • Mitral valve defects: a group of abnormalities of the mitral valve of the heart.

  • Neuronal ceroid lipofuscinosis: a congenital disease where fatty pigments are deposited in the brain and cause brain dysfunction.

  • Osteochondritis dissecans: a specific form of inflammation of the cartilage of certain joints which causes arthritis.

  • Osteochondrosis: a group of developmental diseases resulting in abnormal formulation of joint cartilage. Commonly involves the shoulder, stifle, hock or elbow.

  • Patella luxation: a condition where the knee caps slide in and out of place.

  • Progressive retinal atrophy (PRA): a disease where the retina slowly deteriorates, producing night blindness.

  • Pulmonic stenosis: a condition where one of the valves of the heart does not open properly.


HOME