Honestly, Field Medic is all you need for a single player pro run. Max that skill and you knockdowns will only be an annoyance for you since you will hardly die.
"You know, if you have the aptitude, you should join the Mage's College in Winterhold."
*Has Aptitude. Joins Mage's college*
"You know, if you..."
*Becomes Arch-Mage of Mage's college*