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We report a prospective database evaluation of the occurrence of aneuploidy an d deletion 22q11.2 after prenatal detecti......
患者女，48岁，无意中发现左侧乳腺一硬结包块2周。体格检查：左乳12点钟处可触及一椭圆形肿块，边界不清，无压痛。超声检查：左侧乳腺12点钟......
