CHMP2B-related frontotemporal dementia has been reported in one large family in Denmark and a few unrelated individuals from other countries. This disease appears to be a rare form of frontotemporal dementia.
How many people are affected by CHMP2B-related frontotemporal dementia ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by CHMP2B-related frontotemporal dementia ? [/INST] \n CHMP2B-related frontotemporal dementia has been reported in one large family in Denmark and a few unrelated individuals from other countries. This disease appears to be a rare form of frontotemporal dementia.</s>