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自1959年Imerslund和1960年Grasbeck首次描述了Imerslund-Grasbeck贫血以来,至今全世界共报告该病140例。该病特点为先天性和遗传性维生素B_(12)选择性吸收不良,但不影响内因子和盐酸在胃内的分泌。大多数病人有中度蛋白尿和肾功能轻度损害。遗传方式为常染色体隐性遗传。
Since Imerslund and Grasbeck first described the Imerslund-Grasbeck anemia in 1959, 140 cases have been reported in the world so far. The disease is characterized by congenital and hereditary vitamin B 12 (12) selective malabsorption, but does not affect the secretion of internal factors and hydrochloric acid in the stomach. Most patients have mild proteinuria and mild renal impairment. Genetic methods for autosomal recessive inheritance.