患儿 ,男 ,6岁。因异物塞入左侧鼻腔 4d余 ,于 2 0 0 2年 1 2月 1 5日来我科就诊。体检 :左侧鼻腔有血性分泌物及黑色结痂 ,吸引器吸净后见鼻腔内有一白色圆形异物。用耵聍钩取出异物为一直径约 0 .8cm的计算器用的扣式电池 ,未做任何处理。 4d后因左侧仍有鼻塞伴血性分泌物 , Children, male, 6 years old. Due to foreign body into the left nasal cavity more than 4d, February 12, 2002 to our department for treatment. Physical examination: the left nasal bloody discharge and black scab, aspirator suction net see nasal cavity has a white round foreign body. Use a hook to remove foreign objects as a calculator button with a diameter of about 0.8cm without any treatment. 4d after the left side of the nose still with bloody secretions,