Results: HPV positive cells were found in 11 of the 22 cases of IP by immunohistochemistry, HPV-DNA was detected in 17 of the 22 cases by PCR.

• 结果：22例标本中，经免疫组织化学方法检出HPV阳性细胞的有11例，PCR方法检出HPV-DNA的共17例。