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Spine Curved to the Side (Scoliosis) in cats

Author: Dr. med. vet. Gisa Löwe | Last modified: 17.02.2026

When to visit the vet?

Non-urgent see a veterinarian within 2–3 days

ORANGE for acute onset, pain, neurological deficits, or trauma. Otherwise YELLOW (non-urgent) for planned orthopedic/neurology assessment (congenital, neuromuscular).

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Definition

Scoliosis in cats is a sideways curvature of the spine that can lead to uneven posture and movement. This anomalyAn anomaly is a deviation from what is considered normal or expected. In medicine, it often refers to unusual physical or genetic characteristics that may be present at birth or develop later. can be congenitalCongenital means “present from birth” and refers to characteristics or conditions that are already present at birth. This can include genetic disorders, developmental anomalies, or infections transmitted by the mother. or acquired and varies in severity from mild to severe.

Can Occur with the Following Diseases:

Basics and possible causes

A cat’s spine consists of a series of vertebrae that form a flexible but stable structure. This structure allows movement and supports the cat’s body weight. A healthy spine has a straight alignment when viewed from behind. With scoliosis, this alignment is disrupted, resulting in a sideways curvature.

There are two main categories of causes of scoliosis in cats: congenitalCongenital means "present from birth" and refers to characteristics or conditions that are already present at birth. This can include genetic disorders, developmental anomalies, or infections transmitted by the mother. and acquired causes. CongenitalCongenital means "present from birth" and refers to characteristics or conditions that are already present at birth. This can include genetic disorders, developmental anomalies, or infections transmitted by the mother. causes refer to genetic or developmental anomalies that are present at birth. Examples include malformations of the vertebrae or genetic disorders that affect the growth and development of the spine.

Acquired causes can develop over the course of a cat’s life. These can be caused by injuries, infections, or inflammatory diseases that affect the structure of the spine. Traumas, such as a fall from a great height or a car accident, can also lead to scoliosis by causing displacement of the vertebrae.

In some cases, poor nutrition or a lack of certain nutrients during the growth phase can also increase the risk of scoliosis. A lack of calciumCalcium is a mineral that is essential for building and maintaining strong bones and teeth. It also plays a role in blood coagulation, nerve transmission, and muscle contraction. or vitaminVitamins are organic compounds that are necessary in small amounts for the normal growth, development, and physiological function of the body. Vitamins must mostly be obtained through food, as the body cannot produce them or not in sufficient quantities. D, for example, can affect bone health and disrupt spinal development.

Typical accompanying symptoms

Asymmetrical appearance: One of the most obvious manifestations of scoliosis in cats is an asymmetrical appearance of the back. The cat may have an uneven posture, with one side of the back appearing higher or lower than the other.
Movement problems: Scoliosis can impair the cat’s ability to move. It may have difficulty turning, jumping, or climbing. This can lead to reduced willingness to move.
Pain: Cats with scoliosis may show pain or discomfort, especially when the affected area of the spine is touched or moved. This may show as hissing, growling, or avoiding touch.
Changes in gait: A cat with scoliosis may develop an uneven or stiff gait. This can be caused by uneven loading of the legs and the spine.
Behavioral changes: Due to pain or discomfort, affected cats may show behavioral changes, such as decreased activity, avoiding interaction, or withdrawal.

When to see a vet?

A visit to the veterinarian is essential if you suspect your cat has scoliosis or if any of the symptoms listed above occur. Early diagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients. and treatment can help avoid further complications and improve your cat’s quality of life.

It is especially important to see a veterinarian if the cat shows signs of pain or there is a noticeable change in its movement behavior. Difficulty jumping or climbing should also be taken seriously.

An immediate visit to the vet is necessary if the cat shows signs of paralysisParalysis is the complete loss of muscle activity in one or more areas of the body, which can lead to immobility and loss of sensation. Paralysis can be caused by injuries, illnesses, or disorders of the nervous system. or sudden immobilityImmobility refers to a state of limited or absent mobility. In dogs and cats, this can be caused by injuries, musculoskeletal disorders, or neurological disorders., as this could indicate a severe impairment of the spine.

Symptom recognition for the pet owner and veterinary diagnostic procedure

As a pet owner, you can spot scoliosis by observing your cat while walking and at rest. Watch for asymmetrical features, such as an uneven posture or a noticeable gait. If you gently feel along the spine, you may notice irregular bumps or sensitive areas.

The veterinarian will perform a thorough clinical examination to diagnose scoliosis. This includes a visual inspection of the spine and an assessment of the cat’s mobility. In many cases, the veterinarian will take X-rays of the spine to assess the curvature accurately and rule out other possible causes.

Depending on the exam findings and X-rays, the veterinarian may recommend further diagnostic tests, such as blood tests, to identify possible inflammatory or infectiousInfectious describes the ability of a pathogen to be transmitted from one individual to another and trigger an infection. It also refers to diseases caused by such pathogens. causes.

What the pet owner can do and professional therapy options

As a pet owner, you can take some steps to support your cat’s well-being with scoliosis. Make sure your cat has a comfortable, supportiveSupportive refers to supportive treatments that aim to alleviate symptoms and improve quality of life without directly treating the underlying cause of the disease. sleeping area to minimize pressure on the spine. A soft, well-padded resting surface can help.

Reduce strain on your cat’s spine by adapting jumping and climbing options. If possible, provide ramps or steps so your cat can safely reach higher surfaces without having to jump.

Another important aspect is nutrition. A balanced diet rich in calciumCalcium is a mineral that is essential for building and maintaining strong bones and teeth. It also plays a role in blood coagulation, nerve transmission, and muscle contraction. and vitaminVitamins are organic compounds that are necessary in small amounts for the normal growth, development, and physiological function of the body. Vitamins must mostly be obtained through food, as the body cannot produce them or not in sufficient quantities. D can support bone health. Talk to your veterinarian about suitable supplements if needed.

Regular veterinary check-ups are important to monitor the progressionProgression refers to the advancement or worsening of a disease over time. It describes an increase in the severity or extent of the disease symptoms. of the condition and adjust the treatment strategy if necessary. The veterinarian may also prescribe painkillers or anti-inflammatory medication to relieve your cat’s discomfort.

Outlook on current research

Research into sideways curvature of the spine in cats, known as scoliosis, is still a relatively young field. Scientists are focusing on understanding the genetic and environmental factors that can lead to this deformityA deformity is an abnormal shape or structure of a body part, often due to genetic factors, injuries, or diseases. Deformities can impair function and may require cosmetic or medical treatment.. There is evidence that genetic mutations may play a role in spinal development, similar to humans. A significant part of the research examines whether certain breeds or genetic lines are more prone to this anomalyAn anomaly is a deviation from what is considered normal or expected. In medicine, it often refers to unusual physical or genetic characteristics that may be present at birth or develop later..

Researchers are also investigating the effects of scoliosis on cats’ overall health and quality of life. This includes looking at how much the curvature of the spine affects the cat’s mobility and comfort. Some studies have shown that cats with mild forms of scoliosis show only minimal symptoms, while more severe cases can lead to pain and restricted movement.

Another important area of research is the development and optimization of diagnostic methods. Current approaches include imaging techniques such as X-rays and MRI scans, which provide a detailed view of the spinal structure. These technologies help veterinarians determine the extent of the curvature precisely and develop appropriate treatment plans.

Innovative treatment methods are also the subject of intensive research. While surgical procedures were rarely considered in the past, there is now increasing research into their effectiveness. PhysiotherapyVeterinary physiotherapy encompasses a range of treatment methods aimed at improving the mobility and well-being of animals through exercise, massage, and other manual techniques. measures are also being analyzed more closely to find out how they can improve the quality of life of affected cats. Some research focuses on developing custom braces that support the spine and could reduce the curvature.

A particularly exciting area of research looks at the role of nutrition and supplements in relieving scoliosis symptoms. Researchers are investigating whether certain nutrients can positively influence the growth and strength of the spine. However, studies on this are still at an early stage, and further research is needed to make evidence-based recommendations.

Long-term research goals include gaining a more comprehensive understanding of the causes and effects of scoliosis in cats. This could lead to preventive measures that might prevent this condition from developing at an early stage. By understanding the genetic basis of this deformityA deformity is an abnormal shape or structure of a body part, often due to genetic factors, injuries, or diseases. Deformities can impair function and may require cosmetic or medical treatment., future breeding programs could be tailored to minimize the risk of scoliosis.

Frequently asked questions

1. What is scoliosis in cats?

Scoliosis in cats is a sideways curvature of the spine that can occur to varying degrees. It is a structural anomaly that can affect the cat’s mobility and well-being.

2. How do I know if my cat has scoliosis?

Signs of scoliosis can include a visible sideways curvature of the spine, irregularities when walking, or difficulty jumping. If you suspect it, consult a veterinarian for an accurate diagnosis.

3. What causes can scoliosis have in cats?

The causes may be genetic or influenced by external factors such as injuries or abnormal development during growth. Often, however, the exact cause is unknown.

4. Can scoliosis be cured in cats?

A complete cure is rare, but many cats can live comfortably with the right care and treatment. Treatments may include physiotherapy, pain management, or, in severe cases, surgery.

5. Does scoliosis affect a cat's life expectancy?

A cat’s life expectancy with scoliosis depends on the severity of the curvature and the associated symptoms. With appropriate care, however, a cat can live a normal life.

6. Are there specific breeds that are more susceptible to scoliosis?

At present, there is no definitive research identifying specific cat breeds as more prone to scoliosis. However, genetic factors are thought to play a role.

7. How is scoliosis diagnosed in cats?

Diagnosis is usually made through a physical examination and imaging such as X-rays. These help determine the extent and exact location of the curvature.

8. Are there preventive measures against scoliosis in cats?

Because the causes are often genetic, there are no guaranteed preventive measures. However, a balanced diet and regular veterinary check-ups can contribute to overall health.

9. Can scoliosis cause pain in cats?

Yes, in severe cases, scoliosis in cats can cause pain and discomfort. Symptoms can be eased through targeted pain relief and physiotherapy measures.

10. Is surgery always necessary for scoliosis?

Surgery is usually only necessary in very severe cases where the curvature significantly affects the cat’s daily life. Many cats do well with conservative treatment methods.