So the woman is Beatrice. But you guys already figured that out, didn't you? ;-)
Also, just so you don't have to google it, TBI=Traumatic Brain Injury, concussions and stuff. Dr. Alvarez uses the acronym here because she would've already discussed Eliot's condition with Beatrice when she first arrived.
On the next episode of Carson General, Dr. Alvarez takes too many horse tranquilizers and sews a patient's spleen in backwards.