Peripheral Vascular Lab Services provided by technologists include Non-Invasive Carotid Studies, Arterial Duplex Studies, Venous Duplex Studies, Transcranial Doppler Studies, Renal Artery Studies, Arterial Physiology, and Vein Mapping. South Carolina, Quinby, Florence, Alligator Lake, Danwood, Effingham, Whitehall, Wilson Crossroads, Darlington, Winona, Peedee, Pamplico, Timmonsville, Lamar.