Gray scale and color duplex ultrasound of great saphenous vein valve. Note closure of the valve leaflets during the valsalva maneuver.
64 year old male, type 1 diabetes, with a prior femoral to politeal bypass graft and a subsequent poplileal to tibial bypass graft.
55 year old female that underwent a skin biopsy with non healing of the biopsy site at 7 weeks.
59 year old male with short distance exercise induced left leg pain. Pain was severe and was interfering with the patients actively living.