Chase furrowed his brow, checking the vitals of the man through pulse, breathing sounds, and then looked at the machinery, checking the records. She wasn't lying -- there was definitely a spike in activity minutes back, but he couldn't account for what it was. "It could've just been gas," he said, mostly to himself. He had to talk to House about this, thinking that there was no one better suited for the task than he was. "Nothing else came with him? No chart?"