Skills: work settings-adult, Client, abdominal aorta, renal/bladder, aorta, arterial graft studies, arterial mapping, carotid, color flow, dialysis grafts, doppler studies, duplex, lower extremity arterial, lower extremity venous, m-mode, peripheral vascular resistance, renal artery duplex, stents, transcranial doppler, upper extremity arterial, upper extremity venous, vascular experience. PATIENT DIAGNOSES: These are true vascular patients, with vein problems, welling, many are dialysis and port placement.