如果你患卟啉症,就很可能是少数不幸者之一,当接触到正常量的阳光时,皮肤将疼痛肿胀和发炎,但对人体组织造成此种损害的化学物质成为对光敏感的物质后,可能不久为医生们提供治疗某些类型肿瘤的一个新方法。 If you suffer from porphyria, it is likely to be one of the few unlucky ones. When exposed to the normal amount of sunlight, the skin will be painful, swollen and inflamed, but chemicals that cause such damage to human tissues become light-sensitive substances. Later, doctors may soon be offered a new method of treating certain types of tumors.