I have a sore on my stomach that will not heal and bleeds constantly could this be because my blood sugar in unstable?

Diabetic patients are at increased risk for the development of infection and impaired wound healing. The precise underlying defect(s) continue to be a focus of research; however, it is generally agreed that improved glycemic control plays a significant role in lowering the risk of wound healing complications.

Please consult your physician so this situation can properly treated.
Maryann