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营养性巨幼细胞性贫血(简称巨幼贫)是人体内叶酸或/和维生素B_(12)缺乏引起的大细胞性贫血,其特点为骨髓中出现形态和功能异常的巨幼细胞。国内的巨幼贫大多由叶酸缺乏所致。巨幼贫的临床表现包括。(1)贫血症状如乏力、头晕、心悸、苍白等;(2)消化道表现如舌乳头萎缩、厌食、消化不良、腹泻;(3)神经精神改变:B_(12)缺乏特别是恶性贫血时,有外周神经炎及脊髓后侧索变性的表现如感觉、
Megaloblastic anemia is a large cell anemia caused by folate deficiency and / or vitamin B 12 deficiency in the human body and is characterized by megaloblastic cells with abnormal morphology and function in the bone marrow. Most of the domestic giant oligozoosis caused by lack of folic acid. The clinical manifestations of megaloblastic poor include. (1) anemia symptoms such as fatigue, dizziness, palpitations, pale, etc .; (2) gastrointestinal manifestations such as tongue papillary atrophy, anorexia, indigestion, diarrhea; (3) neuropsychiatric changes: B_ (12) , Peripheral neuritis and spinal cord degeneration after the performance such as feeling,