Juvenile Idiopathic Epilepsy (JIE)

Juvenile idiopathic epilepsy (JIE) is an inherited disease in some Arabian foals of Egyptian lineage characterized by recurrent seizures, which are due to abnormal electrical activity of the brain.

Occipitoatlantoaxial Malformation (OAAM)

Occipitoatlantoaxial malformation (OAAM) is a neurologic disorder caused by the malformation of the first two vertebrae of the neck, and the base of the skull.

Malignant Hyperthermia (MH)

Malignant hyperthermia (MH) is a rare inherited disease that can cause a life-threatening condition triggered by anesthesia drugs.

Lethal White Overo Syndrome (LWO)

Lethal white overo (LWO) syndrome is an inherited disease in Paint horses. Horses with a particular white spotting pattern known as frame overo can produce affected offspring.

Lavender Foal Syndrome (LFS)

Lavender foal syndrome (LFS) is an inherited disease that causes neurological dysfunction in newborn Arabian foals.


Hydrocephalus is an excessive accumulation of fluid in the brain that results in a dome-shaped head.

Friesian Dwarfism

Friesian dwarfism is an inherited disproportionate dwarfism seen in the Friesian breed.