Sorry Keziah he's enjoying this fun flirty conversation, but he's a doctor first and foremost.

"Huh- you don't have any circulation issues, do you?" as he withdraws the fork back out of his mouth, "you just have cold hands- really cold, uh, sorry- I'm a surgeon, I never switch off. Just might indicate some heart trouble- do you get cramps regularly? Numbness? Tingling?"