Doctors administer sclerotherapy by injecting a sclerant (a sterile chemical which irritates the vein lining) into your vein causing it to close and eventually be reabsorbed into the body. To compensate for the loss of the vein, blood circulation is re-routed through healthy veins.
Abstract. 1  Metaplastic breast cancer (MBC) is a rare subtype of invasive breast cancer that tends to have an aggressive clinical presentation as well as a variety of distinct histologic designations. Few systemic treatment options are available for MBC, as it has consistently shown a suboptimal response to standard chemotherapy regimens.
Hyperplastic polyps are benign tumors of the small bowel, which in most cases grow slowly and remain asymptomatic. More rarely, the tumors might grow at a more rapid rate or grow larger than normal, causing symptoms such as pain and digestive problems.or some people, the development of polyps is part of hyperplastic polyposis syndrome, which leads to the growth of multiple polyps, often in all three sections of the small bowel. Ad. Like most benign small bowel tumors, hyperplastic polyps tend to be asymptomatic.