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Early-onset Scoliosis

Early-onset Scoliosis

Learn more about the Spine Program

What is early-onset scoliosis?

Early onset scoliosis is a condition where your child’s spine begins to curve sideways before the age of 10. This curvature can resemble a "C" or "S" shape and may worsen as your child grows. There are different types of early-onset scoliosis, including scoliosis that is present at birth (congenital scoliosis), scoliosis that has no known cause (idiopathic scoliosis) and scoliosis associated with neuromuscular conditions like cerebral palsy or spina bifida. Early detection is vital. Untreated scoliosis can lead to complications with your child’s lung and heart development.

When is scoliosis diagnosed?

More than 100,000 children in the U.S. are diagnosed with scoliosis each year. Most of these children are diagnosed between ages 10-15 with adolescent idiopathic scoliosis.

Pediatric scoliosis

Identifying idiopathic scoliosis at birth or in early childhood is rare. The type of scoliosis your child has is generally categorized by their age when they are diagnosed. These are a few types of scoliosis in kids and teens, listed by the age at which it typically develops:

  • Infantile idiopathic scoliosis (birth to age 3) – A form of early-onset scoliosis that appears in children younger than 3 years old. It often affects boys and can either improve without treatment or may worsen as your child grows.
  • Early-onset idiopathic scoliosis: A broader category including infantile and juvenile idiopathic scoliosis – Because this type of scoliosis begins before age 8, it can affect the development of your child’s lungs and chest wall, especially if the curve progresses. Early treatment for this type of scoliosis is essential for long-term health.
  • Juvenile idiopathic scoliosis (ages 4-9) – This type of scoliosis in kids develops between ages 4-9 and tends to have a higher risk of progression than other types. Treatment often depends on the curve’s severity and your child’s age.
  • Adolescent idiopathic scoliosis (ages 10-18) – The most common form of scoliosis in children, typically diagnosed during the rapid growth spurts of puberty. It has no known cause and is more common in girls than boys.
  • Congenital scoliosis (birth to early childhood) – Caused by abnormal development of the spine before birth. This type of scoliosis may be associated with other organ system abnormalities and requires ongoing observation with your child’s growth.

Other types of scoliosis in children include:

  • Neuromuscular scoliosis – This type of scoliosis can develop at any age and is often diagnosed in early to mid-childhood. It develops in children who have neuromuscular conditions like cerebral palsy, muscular dystrophy, spina bifida, or spinal muscular atrophy. The curvature results from weakened muscles that cannot support the spine’s alignment. 
  • Syndromic scoliosis – This can appear at any age and is often diagnosed in early childhood. It occurs as part of a broader genetic or connective tissue syndrome. Due to the complexity of the underlying condition, managing this type of scoliosis often requires a coordinated care team.

What causes early-onset scoliosis?

How do you develop scoliosis?

Some types of early-onset scoliosis are a subset of idiopathic scoliosis, with no known cause.

Other types of early-onset scoliosis can be accompanied by other health issues, like chest wall deformities, neuromuscular diseases and other factors like spinal tumors.

Because of the complex issues surrounding early-onset scoliosis, children with this disorder need to be treated by expert clinicians who are part of a multidisciplinary team that has extensive experience treating all aspects of the rare disorder. The Orthopedic Center at Children’s Hospital of Philadelphia (CHOP) offers complete, thorough evaluation and treatment for your child with early-onset scoliosis.

Signs and symptoms of early-onset scoliosis

The most common symptoms of early-onset scoliosis are:

  • Tilted, uneven shoulders, with one shoulder blade protruding more than the other
  • Ribs that stick out noticeably on one side
  • An uneven waistline
  • Difference in hip height or position
  • Overall appearance of leaning to the side
Early Onset Scoliosis - Figures 1 & 2
Fig. 1: Image of a 4-year-old child with infantile idiopathic scoliosis.
Fig. 2: Image of a 5-year-old child without a spine deformity.

 

Testing and diagnosis of early-onset scoliosis

Prompt diagnosis of early-onset scoliosis is important for successful treatment of spinal curves and the best long-term results for your child. Untreated early onset scoliosis will likely have a more negative impact on your child’s overall health than the more common forms of scoliosis that occur in adolescents. A CHOP orthopedic physician will get your child’s complete medical history, perform a physical exam and look at the curvature of your child’s spine to evaluate for scoliosis.

Imaging (X-rays) will take a closer look at your child’s spine to see if there are any problems with their bones and to measure what degree of curvature is present. X-rays are the primary way we diagnose early-onset scoliosis and the exact angles of the curve. At CHOP we have multiple EOS machines that offer lower dose radiation for X-ray imaging of your child.

If the curve pattern of your child’s spine is not typical or if there is something unusual in the X-ray, your child’s physician may order one of the following tests to provide more information:

  • EOS imaging, is a low-dose, 3D imaging system that scans your child standing up. An EOS scan shows us your child’s natural, weight-bearing posture and allows us to see how the joints interact with the rest of their musculoskeletal system, especially the spine, hips and legs.
  • Magnetic resonance imaging (MRI) uses a combination of large magnets, radiofrequencies and a computer to produce detailed images of organs and structures inside the body. An MRI does not expose your child to radiation.
  • Computed tomography (CT) scan uses a combination of X-rays and computer technology to produce cross-sectional images (“slices”) of the body. CT scans are helpful in detecting ribcage problems.

Additionally, if your child has other associated health issues, your doctor may order other exams or consult with experts from cardiology, pulmonology, nephrology or other specialties. If your child has other orthopedic concerns associated with early-onset scoliosis, our pediatric orthopedic specialists can provide expert care for these conditions as well.

How is early-onset scoliosis treated?

Here at CHOP, we practice collaborative, family-centered care. A team of expert clinicians — including leading orthopedic physicians and surgeons, nurse practitioners, physician assistants, pediatric nurses, physical and occupational therapists, and other specialists — partner with you in the care of your child.

Some children with early-onset scoliosis do not require treatment; their condition may not worsen or may correct itself as they grow. 

Other children with progressive curves may need immediate treatment to prevent chest wall deformity and allow normal lung development. We will closely monitor your child with early-onset scoliosis to determine which treatment path is best for them.

In planning your child’s individual early-onset scoliosis treatment, our team of specialists will consider the severity of the curve, where it occurs in the spine, your child’s age and stage of growth, and your child’s other health conditions.

Early Onset Scoliosis - Figures 3, 4, & 5
Fig. 3: Image of a child with mild early-onset scoliosis.
Fig. 4: Image of a child with moderate early-onset scoliosis.
Fig. 5: Image of a child with severe early-onset scoliosis.

Non-surgical scoliosis interventions

Regular monitoring for early-onset scoliosis

Some patients with early-onset scoliosis do well without surgery and may only need to be monitored regularly by a physician to ensure the curve does not worsen. Monitoring may include regular observation, X-rays and additional imaging.

Back brace for early-onset scoliosis

For some patients, the doctor may prescribe a back brace as treatment. Recent studies, including the NIH-funded BrAIST trial conducted at CHOP and other major scoliosis centers, proved that braces are very successful in halting the progression of scoliosis.

The goal of bracing is to prevent the progression of scoliosis as your child grows. The brace is designed to help correct the spine in three dimensions (3D bracing). Bracing helps guide the spine into a better position while your child is still growing and wearing the brace. It should be worn most of the time (16-20 hours a day) for best results.

Back bracing may also be recommended as treatment leading up to – or immediately after –spine surgery.

Body casting for early-onset scoliosis

Serial body casting may also be recommended. This is often chosen for children between the ages of six months and six years with X-ray measurements that suggest that their curve will worsen. Unlike a brace, the cast has the potential to straighten your child’s curve partially or completely. Other times, when correcting the curve is not possible, the cast treatment can be used to delay the need for implant surgery.

Our surgeons use the elongation-derotation-flexion technique popularized by British orthopedic surgeon Min. H. Mehta, FRCS. The treatment, also known as Mehta casting, involves placing a body cast from your child’s armpits to their lower trunk while they are under anesthesia. The process is repeated every few months as your child grows. The treatment usually lasts 1-3 years.

Early Onset Scoliosis - Figures 6 & 7
Fig. 6: Image of a 4-year-old with early-onset scoliosis undergoing Mehta casting.
Fig. 7: X-ray of a 4-year-old child in a brace highlighting the spine curve correction.

Surgical scoliosis interventions

Surgery is discussed for children with spinal curves greater than 50 degrees that have progressed despite nonoperative treatment.

Your child’s orthopedic surgeon will determine which surgery is right for your child depending on your child’s age, size of the curve, whether their bones (skeletal system) have reached their adult size and form (skeletal maturity) and other health considerations. Each child is evaluated individually, and treatment is suggested based on their unique long-term health needs.

Growing rods

For children who have many years of growth remaining, a growth-friendly treatment option is preferable. In growing rod surgery, the curve in your child’s back is spanned by one or two rods next to the spine. The rods are attached above and below the curve. The growing rods help guide new spinal growth and drive your child’s spine straight.

As your child grows, they will return to CHOP regularly, often every 6 to 12 months for outpatient surgery to have the growing rods expanded. This approach minimizes spinal deformity, maximizes spine growth and allows continued lung development as your child grows.

Our surgeons have pioneered the use of magnetically adjustable growing rods. These rods can be adjusted in the doctor’s office without the need for a surgery or general anesthesia. This technology has greatly reduced the number of surgeries that growing rod patients require.

Early Onset Scoliosis - Figures 8 & 9
Fig. 8: X-ray of a child with early-onset scoliosis before growing rod surgery.
Fig. 9: X-ray of a child with early-onset scoliosis after growing rod surgery.

Vertical expandable prosthetic titanium ribs (VEPTR)

The vertical expandable prosthetic titanium rib (VEPTR) allows continued spine growth and enhances lung (pulmonary) function. Developed by the late Robert M. Campbell Jr., MD, once one of CHOP’s leading orthopedic surgeons, the VEPTR is the most advanced treatment option for children with thoracic insufficiency syndrome (TIS), a rare condition.

Children with TIS have severe deformities of the chest, spine and ribs that prevent normal breathing and lung development.

VEPTR straightens the spine and expands the space available for your child’s lungs and other internal organs to grow. VEPTR devices can be attached to your child’s spine, rib, or pelvis, and multiple devices can be implanted depending on your child’s individual needs.

Like growing rods, VEPTR is surgically adjusted as your child ages and reaches full skeletal maturity.

Early Onset Scoliosis - Figures 10 & 11
Fig. 10: X-ray of a child with concurrent early-onset scoliosis and chest wall deformity (thoracic insufficiency syndrome) before VEPTR surgery. 
Fig. 11: X-ray of a child with thoracic insufficiency after VEPTR surgery.

Vertebral body tethering (VBT)

Our surgeons were among the first to perform vertebral tethering surgery. Learn more about this surgical treatment.

Spinal fusion

During spinal fusion surgery, the abnormal curved spinal bones are realigned and fused together. Metal implants are also inserted to correct the curve.

Spinal fusion will stop your child’s spine from growing in the area that it is fused, which is why the procedure is generally not recommended as an initial treatment for early-onset scoliosis in younger children who are still growing.

The results of spinal fusion are much more positive if the surgery is performed once your child is at or approaching skeletal maturity. For adolescents who have achieved normal lung capacity before their scoliosis curves worsened, spinal fusion can improve their quality of life and life expectancy.

Safety in spine surgery

Surgery can dramatically improve the long-term outcomes for your child with early-onset scoliosis, but it can also be a stressful experience for you and your child. At CHOP, we offer a wealth of resources that can help you and your child prepare for surgery.

Additionally, we follow many best practices before, during and after surgery to decrease the risk of infection and increase positive outcomes. Our practices have been adopted by many other children’s hospitals around the world. Some safety protocols our orthopedic surgical team uses include:

  • A strict antibiotic protocol before we operate
  • The use of innovative navigation and imaging equipment during surgery, like  StealthStation® and O-arm® Surgical Imaging
  • Continuous monitoring of your child’s anesthesia during surgery, including specialized spinal cord monitoring
  • Procedures after we operate (postoperative clinical pathways) to ensure quality standards, and rapid patient recovery

To learn more, read how we make safety in surgery a top priority.

About the diagnosis

10 facts about scoliosis

A scoliosis diagnosis can leave parents with a lot of questions. Learn essential scoliosis facts parents and caregivers should know about this common, treatable condition.

Follow-up care for children with early-onset scoliosis

After treatment — whether surgical or nonsurgical — your CHOP orthopedic team will continue to follow up on your child’s care at our Philadelphia Campus or one of our CHOP Care Network locations.

We may use “EOS micro-dose” as part of your child’s follow-up care. CHOP was the first institution in the U.S. to introduce this imaging for use in scoliosis follow up care. Micro-dose imaging uses one-third of the standard EOS radiation dose, further reducing radiation exposure for children who may require frequent imaging.

We recognize that your child's pediatrician is an important part of the clinical team and will provide regular updates on your child’s progress. If they require continued care and monitoring, we will help transition your child's care to an adult orthopedic team.

Outlook

The outlook for patients with early-onset scoliosis has improved greatly in the past 10 years.

  • Starting treatment early, especially when the spine’s curve is between 20-25 degrees, may lead to better outcomes. 
  • Modern 3D braces have shown success in children with early-onset scoliosis, helping to reduce or stabilize the spine’s curve. There is no great data yet comparing a well-worn 3D thoraco-lumbo-sacral orthosis (TLSO) to a full body cast.
  • Using casting to cure (<15 degrees) in early onset idiopathic scoliosis is highly effective. Casting is frequently used in other diagnoses (congenital/syndromic diagnoses) to try to cure the pathology, if possible, but if not, to delay the time to spine surgery. 
  • Vertebral body tethering is a new technology that harnesses the growth remaining in a child’s spine to try to correct idiopathic scoliosis.
  • Children who are treated for other disorders, in addition to a spinal deformity, may need long-term care into adulthood.

Why choose CHOP’s scoliosis experts?

CHOP is consistently ranked among the best in the nation for pediatric orthopedic care, according to U.S. News & World Report. Our Spine Program is one of the largest multidisciplinary programs in the world dedicated to the diagnosis and treatment of pediatric spine conditions. We have led the development and introduction of new treatments, from innovative bracing and exercise therapy to new surgical approaches.

We provide complete evaluation and treatment to thousands of babies, children and teens with spinal deformities and other conditions affecting the spine. Every spine condition is different, so treatment is determined on a case-by-case basis. We care for children with all types of scoliosis, from mild to the most severe.

We know it’s important to explore all non-surgical options when it comes to treatment for your child’s spinal condition. That’s why we focus on non-invasive treatment options first, whenever possible, including bracing, casting and special physical therapy programs. When surgery is necessary, we utilize cutting-edge navigation and imaging equipment in our operating rooms and follow enhanced safety protocols. And in the most severe cases, where the curvature of the spine causes breathing problems or restricts your child’s lung development, our Wyss/Campbell Center for Thoracic Insufficiency Syndrome is here to help.

Early-onset scoliosis frequently asked questions

What is considered early-onset scoliosis?

Early-onset scoliosis is when a child’s spine curves sideways before the age of 10. It can happen to babies or young kids and may get worse as they grow. Doctors watch it closely because it can affect the heart and lungs if not treated. There are different types of early-onset scoliosis, including scoliosis that is present at birth (congenital), scoliosis that has no known cause (idiopathic) and scoliosis associated with neuromuscular conditions.

How do you develop scoliosis?

Scoliosis can develop for different reasons. Some children are born with it, while others develop a spine curve as they grow. Doctors don’t always know why. It can also happen because of other health conditions that affect the muscles or spine. 

When is scoliosis diagnosed?

Scoliosis is usually diagnosed when your doctor sees that your child’s spine is curving sideways. This can happen during a regular checkup or if a parent or teacher notices symptoms like uneven shoulders or hips. It’s often found when children are between ages 10-15, but early-onset scoliosis is diagnosed before age 10.

Can scoliosis be fixed if caught early?

Scoliosis can’t be completely fixed, but it can be treated, managed or even corrected if it’s found early. Treatments like bracing or casting can stop the curve from getting worse and make any pain or discomfort better. In some cases, early treatment helps children avoid surgery.

Can you reverse early scoliosis?

If your child already has scoliosis, even if it’s severe, they may be able to improve it. It can take time, hard work and the right treatment to help straighten their spine so they can feel better.

Explore our Spine Program and the treatment we can provide for your child’s spinal condition.

Smiling orthopedics patient

Why choose CHOP

By sharing our surgical knowledge, clinical experience and innovative research, our program offers a depth and breadth of experience treating spine conditions that is unparalleled in the region.

Resources to help

Spine Program Resources

We have created video, audio and web resources to help you find answers to your questions and feel confident with the care you are providing your child.

Patient stories

Our Stories
Paisley’s foot and spine deformities were identified early, allowing CHOP clinicians to use braces and casts to fix her condition, instead of surgical correction.
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