episodic ataxia

can you please tell me what episodic ataxia is? someone was diagnosed with it, can you live with it. what does it come from nd can you function normally? thank you .

סלי שלום, את מוזמנת לקרוא על התופעה בקישור המצורף. http://www.ucsf.edu/humgene/episodic_ataxia.htm בברכה, גדעון