A man has been bitten in his arm by his dog. He states that the bite occurred several hours earlier, when he accidentally stepped on the dog's paw. When asked, he tells you that the dog is up-to-date on all her shots, including the rabies vaccine. Assessment reveals two small puncture wounds to the hand with some bruising in the surrounding tissue. The patient wants to refuse treatment and transport. Given these assessment findings, what is the primary reason this patient should be seen in the emergency department?

A) Risk for infection
B) Possible shock from blood loss
C) Need to complete a police report
D) Prevent formation of a contusion

A) Risk for infection