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Often missed at time of initial injury. 15% of people with mild TBI have symptoms that last one year or more. Defined as the result of the forceful motion of the head or impact causing a brief change in mental status (confusion, disorientation or loss of memory) or loss of consciousness for less than 30 minutes. Some symptoms last for just seconds; others may linger. Concussions are fairly common. Some estimates say a mild brain trauma is sustained every 21 seconds in the U.S. But it's important to recognize the signs of a concussion so you can take the proper steps to treat the injury. There are some common physical, mental, and emotional symptoms a person may display following a concussion. Mild TBI Symptoms A traumatic brain injury (TBI) can be classified as mild if loss of consciousness and/or confusion and disorientation is shorter than 30 minutes. While MRI and CAT scans are often normal, the individual has cognitive problems such as headache, difficulty thinking, memory problems, attention deficits, mood swings and frustration. Other Symptoms Associated with Mild TBI. 1  Nausea. 2  Loss of smell. 3  Sensitivity to light and sounds. 4  Mood changes. 5  Getting lost or confused. 6  Slowness in thinking. These injuries are commonly overlooked. Even though this type of TBI is called “mild”, the effect on the family and the injured person can be devastating. Other Names For Mild TBI. Concussion; Minor head trauma; Minor TBI; Minor brain injury; Minor head injury; Mild Traumatic Brain Injury is: Most prevalent TBI; Often missed at time of initial injury The most common and least serious type of traumatic brain injury is called a concussion. The word comes from the Latin concutere, which means to shake violently. According to the CDC, between 2001 and 2009, an estimated 173,285 people under age 19 were treated in hospital emergency rooms for concussions related to sports and recreation activities. Most prevalent TBI. 1  Often missed at time of initial injury. 2  15% of people with mild TBI have symptoms that last one year or more. 3  Defined as the result of the forceful motion of the head or impact causing a brief change in mental status (confusion, disorientation or loss of memory) or loss of consciousness for less than 30 minutes. Long-term impacts. 1  First, brain injury is a relatively new area of treatment and research. We have only begun to understand the long-term effects in patients one, five, and ten years after injury. In a grade 1 concussion, symptoms last for less than 15 minutes. There is no loss of consciousness. With a grade 2 concussion, there is no loss of consciousness but symptoms last longer than 15 minutes. Other Names For Mild TBI. Concussion; Minor head trauma; Minor TBI; Minor brain injury; Minor head injury; Mild Traumatic Brain Injury is: Most prevalent TBI; Often missed at time of initial injury; 15% of people with mild TBI have symptoms that last one year or more. Query: how long does mild tbi last

People with mild TBI have symptoms that last one year or more.