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What is SDR operation?

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Olivia House

Published Mar 21, 2026

What is SDR operation?

Selective dorsal rhizotomy (SDR) is a minimally invasive spinal operation that can permanently reduce leg spasticity and encourage independent walking in children with cerebral palsy. It may be an option when other therapies, such as physical therapy or Botox injections, have stopped working.

Regarding this, what does SDR surgery do?

Selective dorsal rhizotomy (SDR) is a surgery done on the lower spinal cord to reduce spasticity (high muscle tone) in the legs. Certain abnormal nerve fibers that cause high muscle tone are cut. The goal of SDR is to relax the muscles by identifying and cutting only those nerve fibers that contribute to spasticity.

Similarly, what is SDR disease? Selective dorsal rhizotomy, or SDR, is a surgery on the spine. It is done to help reduce spasticity – a condition that causes stiff, tight muscles that can't be controlled because of a problem with the signals the brain sends (or doesn't send) to the nerves.

Correspondingly, how much does SDR surgery cost in the UK?

Costs for the surgery range from around £20-30,000 and treatment after the procedure can also be expensive. Physiotherapy on the lower end of the scale can cost around £4,000 per annum, but depending on how long your child needs therapy for, costs could rise to £13,000.

Is SDR surgery safe?

Our results support that SDR is a safe, effective, durable spasticity-reducing treatment for children with spastic diplegia in all GMFCS levels.

Who qualifies for SDR surgery?

Age: If your child is age 4 to 7, they are typically candidates for SDR surgery, but older children can benefit from the procedure as well. Cognitive abilities: Because SDR surgery requires extensive rehabilitation, the best candidates are cognitively able to follow directions and participate in therapy.

Is SDR surgery covered by insurance?

Generally, most insurance companies provide benefits for the selective dorsal rhizotomy. It is extremely important for you to contact your insurance company to notify them of the planned surgery.

Is a rhizotomy considered surgery?

Rhizotomy is a minimally invasive surgical procedure to remove sensation from a painful nerve by killing nerve fibers responsible for sending pain signals to the brain. The nerve fibers can be destroyed by severing them with a surgical instrument or burning them with a chemical or electrical current.

What is the main cause of cerebral palsy?

Cerebral palsy is usually caused by a problem that affects the development of a baby's brain while it's growing in the womb. These include: damage to part of the brain called white matter, possibly as a result of a reduced blood or oxygen supply – this is known as periventricular leukomalacia (PVL)

What is SDR CP?

Selective dorsal rhizotomy (SDR) is a minimally invasive spinal operation that can permanently reduce leg spasticity and encourage independent walking in children with cerebral palsy. It may be an option when other therapies, such as physical therapy or Botox injections, have stopped working.

What illness is CP?

Cerebral palsy (CP) is a group of disorders that affect a person's ability to move and maintain balance and posture. CP is the most common motor disability in childhood. Cerebral means having to do with the brain. Palsy means weakness or problems with using the muscles.

How long can you live with cerebral palsy?

Generally, children born with cerebral palsy can expect to live between 30 and 70 years on average. Those with the longest life expectancies usually have more mobility, better medical care and adaptive equipment and greater autonomy and independence. There is no cure for cerebral palsy and the condition lasts for life.

Is SDR surgery available on the NHS?

The SDR surgery is now commissioned by NHS England for Gross Motor Function Classification System (GMFCS) Grades II and III aged 3 to 9 years old; SDR surgery is still available for Grade IV and V at a cost of £16,000, however there is still a selection criteria to follow to see whether surgery is suitable for your

Who is a candidate for selective dorsal rhizotomy?

Selective dorsal rhizotomy (SDR) is a surgical procedure performed on the lower spine to reduce spasticity (involuntary muscle contractions and stiffness) in the legs of children who have one of the spastic forms of cerebral palsy.

How is SDR performed?

In SDR, the surgeon opens a small section of the spine, finds the group of nerve fibers causing the tensed muscles, and disconnects (cuts) the nerves causing the most tension. Your child should then be better able to control their muscles. SDR does not cause floppy or limp arms or legs.

What is SDR in medicine?

Selective dorsal rhizotomy (SDR) is a surgery done on the lower spinal cord to reduce spasticity (high muscle tone) in the legs. Certain abnormal nerve fibers that cause high muscle tone are cut. The goal of SDR is to relax the muscles by identifying and cutting only those nerve fibers that contribute to spasticity.

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What is SDR operation?