"It's still there," as teenager quietly says. She hasn't lost her sense of humor, though, because she said, "I'm like a vampire -- I only come out in the dark." The headache is the same, but the nausea is gone, because the medication that caused it has been discontinued. The plan is to return to the hospital tomorrow, and begin a 3 day IV treatment for migraine. They also may do other diagnostic tests at the same time.
She appreciates the prayers, thoughts, and contacts, and so do we. I'll try to update here when there is news.