Pathological changes were a terrible thing to happen to any patient. Cao He looked terrified. "Can you give me more details?"
"What more details do you need?" the doctor asked. "Let me be honest with you. I was talking about the possibility of cancerization."
"What? How could that be possible?" Cao He asked.
"Tell me, what do you think is the cause of cancer?" the doctor asked.
"The sudden change of genes," Cao He said.