Analyzing the radon or radon progeny concentrations with passive devices, or the act of calibrating radon or radon progeny measurement devices.
Sclerotherapy is another popular treatment for spider veins. The sclerosing agent causes the vein to fragment, after which it is reabsorbed by the body.
As one of the leading new treatments for varicose veins, Endovenous Laser Treatment (EVLT) is done under local anesthesia.