| International Harmonization of Rat Nomenclature |
| Recommendation | sources | ||
| WHO/IARC/RITA | NACAD | STP | |
| meningioma, benign (B) | meningioma, benign (B) | meningioma, benign (B) | meningioma |
| meningioma, malignant (M) | sarcoma, meningeal (M) | sarcoma, meningeal (M) | meningeal sarcoma |
| (see GUPT: hyperplasia, granular cell) | hyperplasia, granular cell (H) | hyperplasia, granular cell (H) | granular cell hyperplasia |
| melanoma, malignant (M) | melanoma, malignant (M) | melanoma, malignant (M) | malignant melanoma |
| *: GUPT = Generally Used Preferred Terms | |||
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