Usually, non-surgical techniques are more than enough to prevent the onset or hold off the development with the diseases; but for currently-diseased veins, surgery may be vital. Magnetic Resonance Venography (MRV) is Magnetic Resonance Imaging (MRI) of veins. This is a radiation-cost-free scanning technique that works by using radio waves https://sgvasculargrp.com/medical-condition/varicose-spider-veins/