Close evaluation to detect cervical dysplasia and carcinoma is critical to avoid progression to cancer.及时检查并发现子宫颈非典型增生及肿瘤对于避免发展成癌症是非常关键的。Invasive ductal carcinoma is an aggressive cancer of the breast ducts.侵袭性乳腺管癌是乳腺管发生的一种恶性癌变。Acinic cell carcinoma is the fourth most common malignant salivary gland tumour.腺泡细胞癌是第四大最常见的恶性唾液腺肿瘤。