<s>[INST] My friend started getting seizures then sudden movements of hands biting inside of mouth slurred speech unbalanced walking. Its gotten to the point where she has to wear mouth guards, botax injections to avoid biting. she can t feed herself! [/INST] Hi wellcome to HCM Neuro acanthosis is genetic progressiv degenerative non curable  very rare condition Mainly involving basal ganglia of the brain leading involutory movements of thr ody. Only supportive care will help he By good luck </s>