Cervical polyp with glandular squamous metaplasia and focal low-grade intraepithelial lesion (CIN1). Immunohistochemically, the tumor cells were positive for P16, ER, PR, vimentin, CEA, desmin, SMA, and cyclinD1, and showed approximately 20% Ki-67 positivity. The gene discussed is SMN1; the disease is cervical polyp.