I'm sorry about your hen, sad decision to make, but it was the right thing to do.Thank you all for your advice. We appreciate it. We decided to put her to sleep.
Welcome To BYC, I hope you stick around. Be sure to introduce yourself on the New Members Section - tell us a bit about yourself and your flock
https://www.backyardchickens.com/forums/new-member-introductions.44/