| 1 | A malign tumour was found in his stomach. | |
| 2 | These patients need to be screened for occult malignancy. | |
| 3 | I don't want a malignant tumour in my breast, thank you. | |
| 4 | There are more than 100 types of cancer, characterized by abnormal cell growth. | |
| 5 | Replacing heart disease and cancer, mental illness has become the most burdensome disease in China. |