- Poorly controlled diabetes mellitus or insulin controlled diabetes; NOTE: As a general guide, patients with a fasting glucose level > 150 mg/dL (HbA1c <8%, > 8.3 mmol/L), or a random glucose level of >180mg/dL (> 10 mmol/L) is considered to have inadequately controlled diabetes and are not eligible for this study; however, such patients can become eligible in the future if their fasting glucose levels improve with medical treatment