A patient is admitted to the unit. He is a diabetic on chronic hemodialysis. He has an Arteriovenous (A-V) graft, which is annulated each time he undergoes dialysis treatments. You notice an area on his graft arm that is red and warm to the touch. He states that he has had this on his arm for several weeks. He asked the dialysis staff about the area, but they told him to apply warm compresses to the site. The staff at the dialysis center continues to use the graft, but they are careful to avoid the area when they cannulate for […]