 5. Severe complications of diabetes mellitus including a history or finding of Stage III or IV diabetic retinopathy see Appendix B, proteinuria 2 by urine dipstick, serum creatinine of 1.8 mgdl for males or 1.5 mgdl for females, history of renal transplant, severe peripheral vascular disease, which has resulted in amputation or recent onset of chronic foot ulcers or claudication, or the recent, clinically documented loss a pedal pulse. 