 [ Symptoms ] i had a wooden splinter on my left ankle doctor said no tetanus need second doctor opinion [ Disease ] i agree with your physician the possibility is low as the wound is not deep so just stay aware of strict measures for sterilizing the wound and avoiding any infection by usual cleaning with betadine to avoid cellulitis or infection if you got any symptoms that refers to infection like fever hotness severe redness or swelling seizures go to the er otherwise do not worry