By the middle of her senior year at West Virginia University, Sharon Belvin knew something was wrong. The slim, blond 22-year-old was growing increasingly short of breath during her daily runs, but doctors couldn't pinpoint the cause. Then, shortly before graduation, she discovered a hard lump beneath her left collarbone. A biopsy identified it as melanoma - the deadliest form of skin cancer, killing 10,000 Americans annually. Worse, a CT scan showed masses scattered throughout her chest. Belvin faced a crushing prognosis: For Stage Ⅳ metastatic melanoma, average survival is measured in months.
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机译：莎朗·贝尔文（Sharon Belvin）在西弗吉尼亚大学（West Virginia University）高三的中期，已经知道出了点问题。苗条，金发的22岁在她的日常跑步中正变得越来越呼吸急促，但是医生无法查明原因。然后，在毕业前不久，她在左锁骨下发现了一块硬块。活检发现它是黑色素瘤-最致命的皮肤癌形式，每年杀死10,000名美国人。更糟糕的是，CT扫描显示肿物散布在她的整个胸部。 Belvin面临令人沮丧的预后：对于Ⅳ期转移性黑色素瘤，平均生存期以月为单位。
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