There were clinical and histological similarities among verrucous hyperplasia( VH), verrucous carcinoma( VC) and squamous cell carcinoma( SCC) of the oral cavity, especially, in those cases with borderline morphology.

• 摘要口腔之疣状上皮增生、状癌及鳞状细胞癌在临床及组织学上的变化相当类似，特别是那些组织形态呈现边缘型者。