Once they had him up on the gurney, Rob did automatically walk with them. He wasn't sure if what Cuddy was saying was true, but he did just automatically start talking to him anyway, just on the off-chance.
"You're in good hands now, my man," he assured him softly. "And so are the animals. Bingley's fine, not a scratch on him. Annie's fine, too - she's feeling really bad about it is all," he joked a little.
Once they were into the elevator, Darcy slowly blinked a couple of times. "Doctor-" Rob said, pointing at him in case she hadn't noticed. Darcy didn't really focus on anything, he was just momentarily aware of Rob's voice, and the lights of the elevator, and alarmingly- the fact that he couldn't move. He slipped out of consciousness again after a few seconds.