Inherited DisordersEdit


Haemophilia A is a blood clotting disorder caused by a mutation of the factor VIII gene, leading to a deficiency in Factor VIII. It is the most common hemophilia.

Von Willebrand disease (vWD)arises from a qualitative or quantitative deficiency of von Willebrand factor (vWF), a multimeric protein that is required for platelet adhesion. It is known to affect humans and dogs.


Hypothyroidism is the disease state in humans and animals caused by insufficient production of thyroid hormone by the thyroid gland.


  • Megaoesophagus

Megaoesophagus is characterised by the dilation of the oesophagus which then prevents food or water from passing into the stomach (causing vomiting).


  • Vasculopathy

Vasculopathy is a disorder that causes ulceration of the pads of the paws.


  • Cutaneous Asthenia

Cutaneous Asthenia is an inherited autosomal recessive connective tissue disorder. Affected animals have extremely fragile skin that tears easily and exhibits impaired healing.

Hygroma is a cystic tumor of lymphatic origin. The swellings are usually found on the elbows and hocks.


Osteochondritis dissecans (sometimes spelled dessecans, and abbreviated "OCD") is a painful condition within a joint of the body in humans or animals, in which fragments of cartilage or bone have become loose within a joint, leading to pain and inflammation.


  • Anesthetic idiosyncracy

An abnormal sensitivity to anesthetic agents that can cause cardiac or respiratory arrest.

A cataract is a clouding that develops in the crystalline lens of the eye or in its envelope, varying in degree from slight to complete opacity and obstructing the passage of light.

Corneal dystrophy is a group of disorders, characterised by a noninflammatory, inherited, bilateral opacity of the transparent front part of the eye called the cornea.

A distichia is an eyelash that arises from an abnormal spot on the eyelid of a dog. Distichiae usually exit from the duct of the meibomian gland at the eyelid margin.

Epilepsy is a common chronic neurological disorder that is characterized by recurrent unprovoked seizures. These seizures are transient signs and/or symptoms due to abnormal, excessive or synchronous neuronal activity in the brain.

Ectopia lentis is a displacement or malposition of the eye's crystalline lens from its normal location. A partial dislocation of a lens is termed lens subluxation or subluxated lens; a complete dislocation of a lens is termed lens luxation or luxated lens.

Optic nerve hypoplasia is a medical condition that results in underdevelopment of the optic nerves.

Chronic superficial keratitis (CSK), also known as pannus or Uberreiter’s disease, is an inflammatory condition of the cornea in dogs.

Persistent pupillary membrane (PPM) is a condition of the eye involving remnants of a fetal membrane that persist as strands of tissue crossing the pupil.

PRA is characterized by the bilateral degeneration of the retina, causing progressive vision loss culminating in blindness.

Other DisordersEdit

Characterised by bilateral hair loss on the lateral and caudal thighs.

Bloat is a medical condition in which the stomach becomes overstretched by excessive gas content.

Resources and external linksEdit

List of inherited disorders - University of Sydney


Faculty of Veterinary Science, University of Sydney

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