| Namespace | disease_ontology | Obsolete | false |
| description | A squamous cell carcinoma that has a solid, closely packed growth of cells with hyperchromatic nuclei, scant cytoplasm, small cystic spaces, and foci of necrosis. It has overlying squamous dysplasia, rare foci of overt keratinization, and/or coexistent keratinizing squamous cell carcinoma. |
