Generally, non-surgical techniques are ample to forestall the onset or hold off the progression from the diseases; but for now-diseased veins, surgery can be needed. Magnetic Resonance Venography (MRV) is Magnetic Resonance Imaging (MRI) of veins. It's really a radiation-no cost scanning technique that uses radio waves and magnetic fields https://sgvasculargrp.com/medical-condition/varicose-spider-veins/