Compares with non-small cell lung cancer, small cell lung cancer (SCLC) generally has a more rapid doubling time, a higher growth fraction, and earlier development of widespread metastases.

• 摘要与非小细胞肺癌相比较，小细胞肺癌具有更快的肿瘤倍增时间、快速生长以及易于早期转移的特点。