Though lumps are not all malignant, or cancerous, early discovery is always an advantage.

尽管“块煤”并不一定是恶性或癌性的，但尽早发现总归是件好事。

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These three malignant properties of cancers differentiate them from benign tumors, which are self-limited, and do not invade or metastasize.

与癌症的三大危害性迥然不同的是，良性肿瘤具有自限性，不侵犯或不转移特征。

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Malignant melanomas, other cancers and conditions are the consequence of not taking the proper precautions, "added Dr Leitner."

恶性黑素瘤、其它癌症和病症是未采取适当预防措施的后果。

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That may allow pre-emptive treatment to be developed for people whose tumours are not yet malignant.

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Only about 2% of them are malignant, but non-malignant does not mean non-dangerous.

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When malignant, islet cell cancers do not generally respond well to chemotherapy, and the treatment is mainly palliative.

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