Your Child Hit Their Head, Here Is How to Know If It’s Serious
Every parent knows the sinking feeling. The thud. The pause. Then the cry. Children hit their heads constantly, on coffee tables, playground equipment, basketball courts, and stair railings. Most of the time, a few tears, a hug, and an ice pack are all that is needed. But sometimes, in a fraction of those moments, what looks like a routine bump is actually something far more serious. A concussion. A skull fracture. A brain bleed. The tragedy is that these serious injuries do not always announce themselves immediately. A child can seem perfectly fine in the minutes after a significant head injury, and then deteriorate hours later.
Knowing the difference between “watch and wait” and “go to the ER right now” is knowledge that every parent, grandparent, coach, and caregiver needs. This guide gives you that knowledge clearly and completely.
How Common Are Head Injuries in Children?
Head injuries are one of the leading causes of childhood emergency room visits in the United States. Approximately 700,000 children visit emergency rooms for head injuries every year. Traumatic brain injuries, including concussions, account for a significant portion of these visits.
Children are at particularly high risk for head injuries for several reasons. Their heads are proportionally larger and heavier relative to their bodies than adults. Their neck muscles are weaker, providing less stability. Their skulls are thinner and more flexible in infancy. And their natural fearlessness and physical activity levels create constant opportunity for impact.
The good news is that most pediatric head injuries are mild and resolve without lasting consequences. The critical task is rapidly identifying the minority of cases that require urgent medical intervention.
Common Causes of Head Injuries in Children
Understanding how head injuries happen helps parents anticipate risk and respond appropriately when accidents occur.
Most Frequent Causes by Age Group
Infants and Toddlers (0–3 years)
- Falls from changing tables, beds, sofas, and high chairs
- Rolling off elevated surfaces
- Non-accidental trauma, physical abuse (Shaken Baby Syndrome)
- Falls while learning to walk
Young Children (4–10 years)
- Playground falls from climbing equipment
- Bicycle and scooter accidents, particularly without helmets
- Falls down stairs
- Sports injuries, soccer, baseball, gymnastics
- Trampoline accidents
Preteens and Teenagers (11–18 years)
- Contact sports injuries, football, hockey, lacrosse, basketball, wrestling
- Skateboard and BMX accidents
- Motor vehicle accidents, both as passengers and pedestrians
- Bicycle accidents
- Physical altercations
A Special Note on Non-Accidental Trauma
If a child in your life has frequent, unexplained head injuries, or if injuries do not match the explanation given, physical abuse must be considered. Warning signs include:
- Frequent injuries like black eyes, cuts, or bruises without adequate explanation
- Complaints of pain without obvious or explained cause
- Unusual lack of reaction to pain
- Fear of going home or to school
- Frequently feigned illnesses to avoid school
- Withdrawn or regressed behavior
- Wearing out-of-season clothing to conceal marks on the body
Shaken Baby Syndrome, violent shaking of an infant, causes devastating internal brain injury with minimal or no external signs. Infants who have been shaken may present with extreme irritability, vomiting, seizures, or unresponsiveness without any visible head trauma.
If you suspect child abuse, report it immediately to child protective services and law enforcement. Remove the child from danger if immediate harm is present. Do not wait. These injuries are life-threatening and they escalate.
Types of Head Injuries in Children
All head injuries fall into two broad categories, internal and external. Understanding each helps you assess severity accurately.
External Head Injuries
External injuries affect the scalp and skin only. They do not involve the skull, brain, or blood vessels beneath.
Scalp Lacerations (Cuts)
The scalp has an exceptionally rich blood supply. Even small scalp cuts bleed dramatically, far more than similarly sized cuts elsewhere on the body. This can make minor scalp wounds look terrifying. However, significant bleeding does not necessarily indicate significant brain injury. Apply firm, gentle pressure with a clean cloth. If bleeding does not stop within 10 minutes or the cut is deep and gaping, seek emergency care.
Contusions and Bruises
Bruising of the scalp tissue is common after any impact. The characteristic “goose egg”, a raised, soft swelling on the scalp, is actually reassuring in most cases. It indicates that the impact energy was absorbed by the scalp tissue and distributed outward rather than inward toward the brain. A flat, non-swelling impact site is sometimes more concerning than a goose egg.
Burns
Burns to the scalp and head area in children require evaluation based on size, depth, and location. Burns near the eyes, ears, or face need prompt medical assessment.
Important Caveat
External injuries can coexist with internal injuries. A visible scalp wound does not rule out underlying skull fracture or brain injury. The external wound must be assessed alongside the child’s neurological status.
Internal Head Injuries
Internal injuries involve structures beneath the scalp, the skull, blood vessels, and brain tissue itself.
Concussion
A concussion is a mild traumatic brain injury caused by a force that makes the brain move rapidly inside the skull. The brain bounces or twists against the inner walls of the skull. This movement disrupts normal brain cell function, causing chemical changes that produce the characteristic symptoms of concussion.
Important: Concussion does not require a direct blow to the head. A significant jolt to the body, a hard tackle that whips the head, for example, can cause a concussion without any contact with the head itself.
Concussions are the most common pediatric brain injury. They are also among the most mismanaged, because symptoms are not always immediate and parents and coaches often minimize or miss them.
Signs of Concussion in Children:
- Headache or feeling of pressure in the head
- Confusion, fogginess, or difficulty concentrating
- Memory problems, particularly not remembering the injury itself
- Dizziness or balance problems
- Nausea or vomiting shortly after the injury
- Sensitivity to light (photophobia) or noise (phonophobia)
- Slowed reaction time or slurred speech
- Appearing dazed or stunned immediately after the hit
- Unusual irritability or emotional changes
- Sleep disturbance, sleeping much more or much less than usual
Signs of Concussion in Infants and Toddlers: Infants and very young children cannot articulate concussion symptoms. Watch for:
- Excessive, inconsolable crying
- Appearing dazed or unresponsive
- Changes in eating or sleeping patterns
- Loss of previously acquired skills
- Unusual irritability that persists
The Critical Rule: Any child who loses consciousness, even briefly, after a head injury must be evaluated by a physician immediately. Loss of consciousness, however brief, indicates a significant force was applied to the brain.
Skull Fracture
A skull fracture is a break in one of the bones of the skull. There are four types, each with different characteristics and management requirements.
Linear Skull Fracture: The most common type. A crack in the skull bone without displacement. The bone has not moved out of position. Most linear skull fractures in children heal without surgical intervention. However, they require evaluation and monitoring because they can be associated with underlying brain injury.
Depressed Skull Fracture: Part of the skull bone is pushed inward toward the brain. This is caused by focused, high-force impact, a corner of furniture, a rock, a baseball bat. Depressed fractures may require surgical elevation of the bone fragment, particularly if the depression is pressing on brain tissue.
Diastatic Skull Fracture: These fractures occur along the natural suture lines, the joints between skull bones that fuse during childhood. They are most commonly seen in newborns and very young infants whose sutures have not yet fully fused. The force of delivery or falls in early infancy can cause diastatic separation.
Basilar Skull Fracture: A fracture at the base of the skull, the floor of the cranial vault. This is the most serious type of skull fracture. It is associated with significant force and frequently involves injury to the brain, cranial nerves, and major blood vessels. Basilar skull fractures produce distinctive external signs:
- Battle’s sign: Bruising behind the ear over the mastoid bone, develops hours after the injury
- Raccoon eyes: Bruising around both eyes in a periorbital pattern, also develops hours later
- Clear fluid draining from the ear or nose: This is cerebrospinal fluid (CSF), not nasal discharge, a definitive sign of basilar skull fracture
Any child with these signs requires immediate emergency care and hospitalization.
Intracranial Hematoma (ICH)
An intracranial hematoma is a collection of blood within or around the brain. It results from torn blood vessels, either on the surface of the brain or within the brain tissue itself. As blood accumulates, it compresses the brain tissue surrounding it. The brain has no room to expand inside the rigid skull, so increasing blood volume produces rapidly escalating pressure.
Types of Intracranial Hematoma
- Epidural Hematoma: Bleeding between the skull and the outer protective layer of the brain (dura mater). Often caused by temporal skull fracture that tears the middle meningeal artery. Classic presentation: brief loss of consciousness, followed by a “lucid interval” where the child seems fine, then rapid deterioration as blood accumulates. This lucid interval is dangerously deceptive. The child who seems “fine” after a head injury may be in the window before catastrophic deterioration.
- Subdural Hematoma: Bleeding between the brain’s protective layers. More commonly associated with significant brain injury than epidural hematoma. Can be acute, developing rapidly after injury, or chronic, developing slowly over days to weeks.
- Intracerebral Hematoma: Bleeding within the brain tissue itself. The most serious type. Requires neurosurgical management and carries the highest risk of permanent neurological damage.
When Should You Be Worried About Your Child’s Head Injury?
This is the question every parent needs answered clearly.
Your Child Is Likely Fine If:
- They cried immediately after the impact, crying is a good sign of consciousness and brain activity
- They resumed normal play within minutes of the injury
- They are alert, responsive, and behaving normally
- There is only a small bump or scrape with no other symptoms
- They are eating, drinking, and interacting normally
Monitor closely for the first 24 hours and keep your child home from sports and strenuous activity.
Watch Closely and Contact Your Pediatrician If:
- Your child complains of a persistent headache that is not improving
- They seem more tired than usual or are unusually sleepy
- They seem slightly off, quieter, or less interactive than normal
- They have had one episode of vomiting, isolated vomiting can occur after concussion
- They are having difficulty concentrating or seem confused about minor things
- They had a brief moment of disorientation immediately after the impact that has since resolved
Go to the Emergency Room Immediately If Your Child:
- Lost consciousness at any point, even briefly
- Cannot be woken up or is extremely difficult to rouse
- Has seizures or convulsions after the head injury
- Has pupils of unequal size or pupils that do not react normally to light
- Is vomiting repeatedly, two or more episodes
- Has a severe, worsening headache that is not improving with rest
- Has slurred speech, difficulty speaking, or cannot form words normally
- Is extremely confused, disoriented, or does not recognize familiar people
- Is showing one-sided weakness, arm or leg weakness on one side of the body
- Has a visible skull deformity or sunken area on the head
- Is bleeding from the ears or nose, particularly clear fluid
- Has severe neck pain after the head injury, possible spinal injury
- Is acting abnormally, uncontrollable crying, extreme agitation, or strange behavior
- Was in a high-velocity accident, motor vehicle collision, fall from significant height
- Is an infant under 12 months old with any concerning symptoms after head impact
Our pediatric emergency care team is trained specifically to evaluate head injuries in children of all ages, from newborns to teenagers, with child-appropriate imaging and assessment protocols. Read more about what are the signs your child may have a concussion for a deeper look at concussion symptoms in children.
When Do Symptoms Appear After a Head Injury?
This is critically important to understand. Not all serious head injury symptoms appear immediately. The timeline of symptom development varies significantly by injury type.
Symptom Timing Guide
Immediate (0–30 minutes):
- Loss of consciousness
- Scalp bleeding
- Visible deformity
- Seizures
- Confusion and disorientation at the scene
Early (30 minutes–6 hours):
- Repeated vomiting
- Worsening headache
- Progressive confusion
- Unusual sleepiness
- Pupils becoming unequal
Delayed (6–24 hours and beyond):
- Concussion symptoms fully emerging, headache, light sensitivity, difficulty concentrating
- Epidural hematoma, the lucid interval ends and rapid deterioration begins
- Behavioral changes becoming apparent
- Sleep disturbance emerging
This delayed symptom pattern is why observation during the first 24 hours is so important, even after injuries that initially seem minor.
What to Do Immediately After Your Child Hits Their Head
Step 1: Stay Calm and Assess
Your calm presence is critical. Panic impairs your ability to assess the situation accurately. Take a breath. Watch your child for the first 30 to 60 seconds. Is he crying? Is she responding? Does he resume activity quickly?
Step 2: Check for External Injuries
Look at the head and scalp for cuts, bruising, swelling, or deformity. Apply gentle pressure to any bleeding wound with a clean cloth.
Step 3: Assess Consciousness and Behavior
Is your child fully alert and oriented? Do they know where they are, who you are, and what happened? Are they responding normally to their name and to questions?
Step 4: Do Not Give Medications Immediately
Avoid giving aspirin, it can worsen bleeding. Ibuprofen is generally considered acceptable for pain management after minor head injuries, but consult your physician. Acetaminophen is the safest option for headache pain after a pediatric head injury.
Step 5: Apply Ice for Minor Bumps
A wrapped ice pack applied gently to a scalp bump for 15 minutes reduces swelling and pain for minor external injuries.
Step 6: Monitor Closely for 24 Hours
Even after a seemingly minor injury, watch your child carefully throughout the day and night. Check on sleeping children every few hours. Wake them briefly to confirm they are rousable and responding normally. A child who cannot be easily roused from sleep after a head injury needs immediate emergency evaluation.
Step 7: Keep Them From Sports and Physical Activity
Any child suspected of having a concussion must be removed from play immediately and not returned to sports until cleared by a physician. “When in doubt, sit it out” is the standard in pediatric sports medicine.
Head Injuries and Child Helmets: Prevention That Saves Lives
Bicycle helmets reduce the risk of serious head injury by approximately 70%. Despite this, helmet use in children remains inconsistent. Proper helmet use is the single most effective preventive intervention for pediatric head injury during cycling, skateboarding, and scooter riding.
Helmet Fitting Guidelines
- The helmet should sit level on the head, not tilted back
- It should cover the forehead, two finger-widths above the eyebrows
- Straps should form a V-shape under each ear
- The chin strap should be snug, allowing only one finger between strap and chin
- Replace any helmet that has been involved in a significant impact, even if it looks undamaged
Sports-specific helmets, football, hockey, lacrosse, must be properly fitted by certified equipment staff. An improperly fitted helmet provides significantly reduced protection.
Why Village Emergency Center Is the Right Choice for Pediatric Head Injuries
When your child hits their head and you are not sure how serious it is, you should not have to wait hours to find out. Village Emergency Center is open 24 hours a day, every single day of the year, with board-certified emergency physicians and child-appropriate diagnostic tools ready the moment you walk through the door. Families across League City, Jersey Village, and Clear Creek trust us with their children’s most urgent medical needs, because we treat every child with the speed, thoroughness, and compassionate care they deserve. Our on-site CT imaging, X-ray, and experienced pediatric-trained ER physicians provide definitive answers quickly, without the hours-long wait of a traditional hospital ER. When your child’s head is involved, never guess. Schedule your visit or walk in right now, we are always here for your family.