Editing Ataxia (section)

=== Vitamin B<sub>12</sub> deficiency ===
[[Vitamin B12 deficiency|Vitamin B<sub>12</sub> deficiency]] may cause, among several neurological abnormalities, overlapping cerebellar and sensory ataxia.<ref>{{cite journal | vauthors = Crawford JR, Say D | title = Vitamin B12 deficiency presenting as acute ataxia | journal = BMJ Case Reports | volume = 2013 | pages = bcr2013008840 | date = March 2013 | pmid = 23536622 | pmc = 3618829 | doi = 10.1136/bcr-2013-008840 }}</ref> Neuropsychological symptoms may include sense loss, difficulty in [[proprioception]], poor balance, loss of sensation in the feet, changes in [[reflex]]es, dementia, and [[psychosis]], which can be reversible with treatment.<ref>{{cite journal | vauthors = Osimani A, Berger A, Friedman J, Porat-Katz BS, Abarbanel JM | title = Neuropsychology of vitamin B12 deficiency in elderly dementia patients and control subjects | journal = Journal of Geriatric Psychiatry and Neurology | volume = 18 | issue = 1 | pages = 33–38 | date = March 2005 | pmid = 15681626 | doi = 10.1177/0891988704272308 | s2cid = 29983253 }}</ref> Complications may include a neurological complex known as [[subacute combined degeneration of spinal cord]], and other neurological disorders.<ref>{{cite book | vauthors = Qudsiya Z, De Jesus O | chapter = Subacute Combined Degeneration of the Spinal Cord |date=2022 | chapter-url=http://www.ncbi.nlm.nih.gov/books/NBK559316/ | title = StatPearls |place=Treasure Island (FL) |publisher=StatPearls Publishing |pmid=32644742 |access-date=2022-07-17 }}</ref>