Complex sentence: It has been found to be genetically distinct from other seemingly similar forms of neurological diseases such as episodic ataxia types 1 and 2 but due to its rarity, little is known about specific details of the pathology or long-term treatment options.
Split into simpler sentences: It has been found to be genetically distinct from other seemingly similar forms of neurological syndromes such as episodic ataxia types 1 and 2. Due to its rarity, however, little is known about specific details of the pathology or long-term treatment options.