The Skin Barrier in Users of Diabetes Devices

Diabetes technology (insulin pumps and continuous glucose monitoring) have become standard of care in children with type 1 diabetes. Unfortunately, the attachment of the devices to the skin can provoke injury, irritative or allergic eczema of the skin. Additionally, the continuous insulin infusion often causes sub-cutaneous lipohypertrophy. These occurrences are likely to increase blood glucose fluctuation and impact burden of diabetes. In collaboration with dermatologists, the propose is to investigate the skin microcirculation and skin barrier as well as the subcutaneous tissue when exposed to insulin, occlusion, irritative and allergenic features of the part of device in close contact with the skin. Secondly, investigate the skin barrier and recovery time as a function of time since exposure, type of patches/device and use of preventive strategies like steroids, liquid barrier crème o