It absolutely is, although it’s a more common, mild form of TBI. Although concussion symptoms can be mild and disappear without treatment after a short time, severe concussions can lead to long-lasting damage that lingers for months or even years after the injury occurred. This damage may manifest in symptoms like dizziness, severe headaches and more.A medical malpractice suit may be filed for brain injuries that are disease-, toxin- or birth/labor-induced, and are suffered as a result of a physician, nurse, technician, hospital or other medical professional performing below reasonable standards of care.