My son is very high with colds too. He had a cold this week and we just gave extra insulin according to his sliding scale.
I'm a mom supporting a child with type 1 diabetes since 2011.
My sons goes high with a cold too and I just increase his insulin
Yes, colds and illness can make you run high, along with stress
Don't forget to check ketones!
Living with type 1 diabetes since 2002.
You should of been given a sick day form leaflet or something of the like it tells you how to adjust insulin when sick, if you have any questions call the endo or whoever you deal with an they can help