It is always a good idea to contact a personal injury lawyer as soon as possible after an accident that has resulting in serious injury.  Many factors play a significant role in a whether your injury claim is successful.  Evidence needs to be gathered, police reports need to be ordered, statements need to be obtained and most importantly, you may need medical attention and those issues need to be addressed.  Many states have statute of limitations on personal injury claims which means there is a limited time in which you can file a claim to receive compensation for your injuries and losses.  There are many details that need to be addressed in case of serious personal injury.  Retaining an experienced personal injury attorney who typically work on a contingency basis, meaning they only receive payment if you get compensated, is a prudent course of action and one that can be the difference in getting a proper settlement.