The doctor nodded and made his way down the narrow stairs.

Ryan still hadn't learned to talk, we explained, and the doctor simply nodded.

The doctor looked at him, considered, and finally nodded his head.

The doctor thought for a moment and then nodded in agreement.

The doctor nodded as if satisfied that the drugs had finally done their job.

The doctor nodded and left, closing the door firmly behind him.

The doctor stood up straight and nodded over his work.

The doctor checked me, ran a quick test, and nodded.

The doctor nodded at a room next door to the Senator's.

The doctor nodded, his attention once again on the screen in front of him.