Table 1. WHO classification of penile carcinomas, their relative frequency and mean cancer-specific mortality (1, 2, 32).
| Squamous cell carcinomas | Relative frequency | Tumor-specific mortality |
| Non-HPV-associated | ||
| Squamous cell carcinoma, common type | 70–75% | 30% |
| Pseudohyperplastic carcinoma | 0% | |
| Pseudoglandular carcinoma | >50% | |
| Verrucous carcinoma | 2–3% | low |
| Carcinoma cuniculatum | low | |
| Papillary carcinoma, NOS | 5–8% | low |
| Adenosquamous carcinoma | rare | low |
| Sarcomatoid carcinoma | 1–4% | 75% |
| HPV-associated | ||
| Basaloid carcinoma | 5–10% | >50% |
| Papillary basaloid carcinoma | rare | |
| Warty carcinoma | 5–10% | low |
| Warty basaloid carcinoma | 30% | |
| Clear-cell carcinoma | 20% | |
| Lymphoepithelioma-like carcinoma | not known | |