Definitely, it's a serious bite. It may led to further complications, if neglected. Some people may think spider as one of the most innocuous things which can turn out to be almost catastrophic. In the like manner, Jane Hefferan, a graduate of Vanderbilt law school, has gone through 20 surgeries and saddled with a $1 million tab for a spider bite. Thus, a single spider bite have costs this woman $1 million for treatment.