You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Demy el inating neurological lesions in the spinal cord are associated with deficiency of vitamin: March 2013 (g) and explain in detail?
Ans. D i.e. B12 Subacute combined degeneration of spinal cord/Lichtheim's disease It refers to degeneration of the posterior and lateral columns of the spinal cord as a result ofvitamin B12 deficiency (most common) or vitamin E deficiency. It is usually associated with pernicious anemia.