This is because some lung cancer cells can secrete a human chorionic gonadotropin, the hormone can cause breast tissue, breast mast. 這是因為某些肺癌細胞能分泌出絨毛膜促性腺激素，這種激素可引起乳腺組織增生，使乳房肥大。
These stents slowly release a medication that preents the build-up of scar tissue, which can result in reclosing of arteries. 瘢痕組織增生能夠導致動(dòng)脈再閉合，而上述支架能夠緩慢釋放一種藥物阻止瘢痕增生，進(jìn)而達到預防動(dòng)脈再閉合的目的。
