Theodore nodded. He had been going through his memory trying to think of any potions and spells that he'd learned for healing a brain injury like this, and coming up with nothing that he was certain would be useful.
"At least now we know everything about his condition," he said, giving her a small smile. So, he wouldn't be doing anything much more now except controlling Rosier's pain, which hadn't been a concern when he was unconscious. And he could be calm, reassuring, and patient. "Mr. Crouch can help him remember, hopefully. Perhaps a Pensieve would help?"
He paused and looked at the two of them. Tilting his head briefly and subtly in Barty's direction, he kept his voice low, even though they were involved in their own conversation. "Not for Evan's memories. For his."