The Food and Drug Administration this week approved a device to reduce hair loss in women receiving chemotherapy for the treatment of breast cancer. The media attention has been extensive and highly favorable. But taking a closer look at this, there are a couple things, as yet unreported, that have me more than a little concerned.
The machine is a form of a cold cap, and is designed to reduce the blood circulation to the scalp while a woman receives treatment to either reduce the risk of breast cancer returning, or to treat recurrent disease. The theory—which has been around for decades—is that if one reduces the circulation of blood to the scalp you also reduce the circulation of the drugs that can cause hair loss to the hair follicles. The result is that the hair doesn’t fall out, a common and very sad side effect of some chemotherapy drugs.
It is that same phenomenon, reducing chemo’s attack on the hair follicles that has always been the concern, as well: by preventing the chemotherapy from reaching the scalp, are we creating a “safe haven” for tumor cells that may cause a problem years or even decades later?
But that’s only … Continue reading →