Whoever this guy is, he's just walked out from the exam room and he's clearly not one of the medical officers here, and that's enough for Wash to not snap at him or immediately dismiss him. Wash still has half a mind to just try and get some space on his own, but -- this is fine. He's fine. He's not going to get anywhere or find out anything not talking to anyone.

"Not at all," he says, shaking his head, offering a wry smile. "You?"

Trying to be friendly, here, and while his voice is surprisingly steady he certainly still looks tense.