Oxidative stress is involved in impaired memory,and serum NO,MDA,SOD,T-AOC and VC may be responsible for impaired memory of MPHD.

• 其记忆力损害可能与氧化应激有关,血清NO、MDA、SOD、VC、T-AOC可能是与记忆力密切相关的氧化应激指标。