Table 1. Modified WHO histological classification of malignant tumors of the uterine cervix by the GPSGKSP.
| A. Epithelial tumors | |||
| • Squamous tumors | |||
| SCC | |||
| Keratinizing | |||
| Nonkeratinizing | |||
| Basaloid | |||
| Verrucous | |||
| Warty | |||
| Papillary | |||
| Lymphoepithelioma-like | |||
| Squamotransitional | |||
| Microinvasive SCC | |||
| CIN 3/SCC in situ | |||
| • Glandular tumors | |||
| Adenocarcinoma | |||
| Mucinous adenocarcinoma (Endocervical, intestinal, signet ring cell, minima deviation, villoglandular) | |||
| Endometrioid | |||
| Clear cell adenocarcinoma | |||
| Serous adenocarcinoma | |||
| Mesonephric adenocarcinoma | |||
| Early invasive adenocarcinoma | |||
| Adenocarcinoma in situ | |||
| • Other epithelial tumors | |||
| Adenosquamous carcinoma | |||
| Glassy cell carcinoma variant | |||
| Adenoid cystic carcinoma | |||
| Adenoid basal carcinoma | |||
| Neuroendocrine tumors | |||
| Undifferentiated carcinoma | |||
| B. Mesenchymal tumors | |||
| • Leiomyosarcoma | |||
| • Stromal sarcoma | |||
| • Sarcoma botryoides | |||
| • Others | |||
| C. Mixed epithelial and mesenchymal tumors | |||
| • Carcinosarcoma (MMMT) | |||
| • Adenosarcoma | |||
| D. Melanocytic tumors | |||
| E. Miscellaneous tumors | |||
| F. Lymphoid and hematopoietic tumors | |||
| G. Secondary tumors | |||
CIN, cervical intraepithelial neoplasia; GPSGKSP, Gynecological Pathology Study Group of the Korean Society of Pathologist; MMMT, malignant müllerian mixed tumor; SCC, squamous cell carcinoma; WHO, World Health Organization.