Some much more recent lead to hives Critique Tip: issue of : Is a spider bite causes hives My son was a bit on the leg, which I assume was a spider on the swelling and redness to the brand. A day or two following the bite, he created a runny nose and hives now for virtually a week later. ? Best Answer any suggestions: response Grant P AHHHHHHH greater known? Leave your own answer in the comments!