“…Certain limitations including uncertainty as to underlying diagnosis and problems in evaluating therapy are noted in previous studies. Since the introduction of various modern diagnostic and therapeutic measures, many reports of neurologic disorders associated with pernicious anemia involving single patients or small numbers of patients have appeared [2,[8][9][10][11][12]. Neuromyelopathy by Vitamin B12 deficiency means all manifestations in relation to spinal cord lesions or/and peripherals nerves lesions related to Vitamin B12 deficiency.…”