[He jumps to his feet, glancing at her offered hand and the stitches for a split second before throwing his arms around her and hugging her instead.]
Martha Jones!
[He grabs her shoulders and beams at her, looking at her face again just to be sure it really is her. Upon confirmation, he grabs her hand to take a look at her stitches, concerned.]
But what are these? Were you injured?
[All of this forgetting to slow down and explain himself.]