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hereditary OPCA is caused by the inheritance of a defective gene. Several genes have been identified. The two most common are known as SCA-1 and SCA-2 (SCA stands for spinocerebellar ataxia ).
Wiki User
∙ 13y ago
Wiki User
∙ 13y agoa group of disorders characterized by degeneration of three brain areas: the inferior olives, the pons, and the cerebellum . OPCA causes increasingly severe ataxia (loss of coordination) as well as other symptoms.
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What part of the brain is affected by Olivopontocerebellar atrophy?
Olivopontocerebellar atrophy (OPCA) is a group of disorders characterized by degeneration of three brain areas: the inferior olives, the pons, and the cerebellum .
What is the average age of onset for hereditary Olivopontocerebellar atrophy?
The average age of onset is 28 years.
How common is hereditary Olivopontocerebellar atrophy?
Hereditary OPCA affects approximately 10,000 people in the United States, with males affected approximately twice as often as females.
What is the first symptom of Olivopontocerebellar atrophy?
The most common early symptom of OPCA is ataxia, or incoordination, which may be observed in an unsteady gait or over-reaching for an object with the hand.
How long do people with Olivopontocerebellar atrophy live?
The life expectancy after diagnosis is approximately 15 years, although this is an average and cannot be used to predict the lifespan of any individual person.
What is the inherited version of Olivopontocerebellar atrophy?
Hereditary OPCA, also called inherited OPCA and familial OPCA, is caused by inheritance of a defective gene, which is recognized in some forms but not in others.
How is Olivopontocerebellar atrophy diagnosed?
An initial diagnosis of OPCA can be made with a careful neurological examination (testing of reflexes, balance, coordination, etc.), plus a magnetic resonance image (MRI ) of the brain
What are the symptoms of Olivopontocerebellar atrophy?
common symptoms include dysarthria (speech difficulty), dysphagia (swallowing difficulty), nystagmus (eye tremor), and abnormal movements such as jerking, twisting, or writhing. Symptoms worsen over time.
What is a Sentence for atrophy?
She has a muscular atrophy.
What is bone atrophy?
Atrophy is the wearing away of an organ or tissue because of lack of use. Bone Atrophy, obviously, is atrophy of bones.
What is periventricular atrophy?
what is periventricular atrophy?Type your answer here...
What rhymes with atrophy?
There are no perfect rhymes for the word atrophy.
