I won't tell her you say hello. If she wanted to hear from you and vice-versa, you'd be in touch. She still has her chronic condition, she's just trying to manage it as best she can.
What do people do to each other to wish ill upon them?
I have a few people that I intensely dislike on these forums. I wish ill on none of them. In fact, I hope they thrive and become happy and well-adjusted people.
Life is way too short to actually hate someone online. Real life has its rewards and hate doesn't bring any of those rewards.