The Types of Cerebral Palsy, Explained for Parents
Cerebral palsy is not one condition but a family of them, and understanding your child's type is the first step to getting the right therapies, equipment, and funding.
How your child's CP gets described (and why each label matters)
First, what cerebral palsy actually is
Cerebral palsy (CP) is a group of movement and posture disorders caused by a difference or injury to the developing brain, usually before, during, or shortly after birth. 'Cerebral' means brain and 'palsy' means weakness or problems with movement. It is the most common motor disability of childhood.
Two things are worth holding onto from day one. First, CP is non-progressive: the original brain difference does not get worse over time. Second, CP is deeply individual. Two children with the same label can look completely different, because the same injury can touch different muscles, and because every child also brings their own personality, strengths, and other conditions to the picture.
CP often travels with companions such as seizures, feeding and communication differences, vision issues like cortical visual impairment, and learning differences. Naming the movement type is just one chapter of your child's story, not the whole book.
Spastic CP: the stiff, tight-muscle type
Spastic CP is by far the most common form, affecting roughly 4 in 5 children with CP. 'Spastic' means the muscles are stiff and tight (high tone, or hypertonia), which can make movements look jerky or effortful. A tight muscle can pull a joint into an awkward position, which is why orthotics like AFOs, stretching, and sometimes surgery come up.
It comes from injury to the motor cortex or its pathways. Families often hear about treatments aimed at loosening tone: physical and occupational therapy, oral medications like baclofen, botulinum toxin (Botox) injections, a baclofen pump, or a surgery called selective dorsal rhizotomy for some children. Which options fit depends on your child, and these are conversations for your care team, not a checklist.
Spastic CP is usually described together with a body map, below, so you may hear 'spastic diplegia' or 'spastic hemiplegia' rather than 'spastic CP' on its own.
Dyskinetic CP: the involuntary-movement type
Dyskinetic CP (sometimes split into dystonic and choreoathetoid forms) involves movements a child cannot fully control. Tone can swing from floppy to tight, and you may see writhing, twisting, or abrupt motions in the hands, arms, feet, and face. These movements often increase with excitement or effort and settle during sleep.
It typically comes from injury to deeper brain structures called the basal ganglia. Because the same muscles used for movement are also used for speech and swallowing, dyskinetic CP can affect talking and eating, which is one reason AAC (communication) devices and feeding therapy are common allies here.
Fluctuating tone makes seating and positioning a real art. A great pediatric PT and a seating clinic can be worth their weight in gold for finding equipment that supports a body that keeps changing shape through the day.
Ataxic CP: the balance-and-coordination type
Ataxic CP is the least common type. 'Ataxia' means a loss of coordination, so this type mainly affects balance and precise, controlled movement. A child might walk with a wide, unsteady gait, or reach for a toy with shaky, overshooting movements (sometimes called an intention tremor).
It is linked to the cerebellum, the brain's coordination center. Tasks that need fine control, like handwriting, buttoning, or speaking clearly, can be harder. Occupational therapy, physical therapy, and patient practice with the right adaptive tools make a meaningful difference.
Because ataxic CP can look subtler than the stiff or twisting types, it is sometimes recognized a little later. Trust your instincts: if balance and coordination feel off, that observation is worth raising with your pediatrician or neurologist.
Mixed CP and the body-map words
Many children do not fit neatly into one box. Mixed CP means more than one movement type is present, most often spastic-dyskinetic. This is common and simply reflects that the brain injury touched more than one system.
Alongside the type, you will hear topography, a fancy word for the body map. Hemiplegia (or hemiparesis) means one side of the body is affected. Diplegia means both legs are affected more than the arms. Quadriplegia (or tetraplegia) means all four limbs, and often the trunk, neck, and face, are involved. These words guide the practical stuff: which side needs an AFO, whether a stander or a supportive wheelchair fits, how car seats and bath equipment need to adapt.
Put together, a description like 'mixed spastic-dyskinetic quadriplegia' packs a lot of useful information into a few words, telling therapists and funders exactly what your child navigates.
GMFCS: the level that plans the most for you
Separate from type and topography is the Gross Motor Function Classification System, or GMFCS. It rates how a child actually moves in daily life across five levels, and it stays fairly stable as kids grow, which makes it genuinely useful for planning.
In broad strokes: Level I walks without limits; Level II walks with some limitations; Level III walks using a hand-held mobility device like a walker or gait trainer; Level IV uses powered mobility or is transported, with support for sitting; Level V is transported in a manual wheelchair and needs support for head and trunk control. The exact descriptions vary by age band, so ask your PT which level fits your child and why.
Why care about a number? Because GMFCS speaks the language of equipment vendors, insurers, waiver programs, and school teams. A clearly documented level helps justify a stander, a gait trainer, a power chair, or accessible transport, and it helps set therapy goals that are ambitious but realistic.
From label to leverage: making the words work for your family
Once you know your child's type, topography, and GMFCS level, you hold a key that opens doors. Early Intervention (for kids under 3) and the IEP process (for school-age kids) both run on documented need, and precise language is the currency they trade in.
The same is true for funding. Medicaid's EPSDT benefit requires states to cover medically necessary treatment for eligible children, and Home and Community-Based Services (HCBS) waivers can help pay for equipment and therapies, though waivers often have waitlists that vary widely by state. Charitable funders like the UnitedHealthcare Children's Foundation, First Hand Foundation, and Variety help with equipment costs, and AT Act loan closets let you borrow gear to try before you buy.
You do not have to become a medical expert overnight. But knowing that 'spastic diplegia, GMFCS III' means something specific, and being able to say it, turns a scary diagnosis into a plan of action. That shift is exactly what Teagan's Crown exists to help families make.
The three main types at a glance
| Type | What you notice | Muscle tone | Brain area | Common allies |
|---|---|---|---|---|
| Spastic | Stiff, tight, effortful movement | High (hypertonia) | Motor cortex | AFOs, stretching, tone meds, PT |
| Dyskinetic | Involuntary writhing or twisting | Fluctuating | Basal ganglia | Seating, AAC, feeding therapy |
| Ataxic | Shaky, unsteady, poor balance | Low to variable | Cerebellum | OT, PT, adaptive tools |
| Mixed | A blend (often spastic + dyskinetic) | Varies | More than one | A team approach |
Ask your neurologist or PT to spell out your child's complete classification, type, topography, and GMFCS level, and save it somewhere you can find it. You will paste those exact words into IEP paperwork, equipment justifications, and grant applications for years. A precise phrase like 'spastic diplegia, GMFCS III' can be the difference between an approved stander and a denied one.
Frequently asked questions
Will my child's cerebral palsy get worse over time?
Can the type of CP change as my child gets older?
What is the difference between the CP type and the GMFCS level?
My child's diagnosis says 'diplegia.' Does that mean only the legs are affected?
Does knowing the type help us get equipment and funding?
Is there a cure, or a way to make CP go away?
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