释义 |
pernicious anemian.(名词)- A severe anemia most often affecting older adults, caused by failure of the stomach to absorb vitamin B12 and characterized by abnormally large red blood cells, gastrointestinal disturbances, and lesions of the spinal cord. 恶性贫血:往往是老年人最易患的一种严重贫血症,由胃丧失对维生素B12的吸收而引发,症状为红血球异常巨大、胃肠炎和脊髓损伤
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