It was comforting, at least, that he knew the Defense professor and she was someone he trusted. He nodded a greeting in return, but was having a difficult time coming up with anything to say. Luckily, he was sure no one expected him to be a stunning conversationalist at the moment.
"Thanks," he murmured to Lily, managing something resembling a smile. While Katie went in to check on his daughter, he'd wait and hope in the Infirmary with the rest of his family.
Hopefully Katie would know what was wrong and how to fix it.