An estimated 150,000 people in the United States are diagnosed with Spinocerebellar Ataxia. SCA's are the largest group of this hereditary, progressive, degenerative and often fatal neurodegenerative disorder. There is no known effective treatment or cure.Spinocerebellar Ataxia can affect anyone of any age.pinocerebellar ataxia (SCA) is one of a group of genetic disorders characterized by slowly progressive incoordination of gait and is often associated with poor coordination of hands, speech, and eye movements.
A: As a general guideline, a monthly 25% water change is recommended. However, smaller, more frequent water changes (15-20% every 1-2 weeks) are preferable for heavily stocked aquariums or aquariums with large fish. Routine water changes have always been a basic aspect of aquarium maintenance.
Decide how much water you are going to change. If you clean your tank on a regular schedule and if your fish are healthy, changing 10-20% of the water once a week should be plenty. If you have a sick fish, you'll want to change more of the water-at least 25% to 50%.4. Siphon out the old water.ecide how much water you are going to change. If you clean your tank on a regular schedule and if your fish are healthy, changing 10-20% of the water once a week should be plenty. If you have a sick fish, you'll want to change more of the water-at least 25% to 50%.