Overview
Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome is a very rare inherited neurological condition. It combines three main problems: an abnormal curving of the spine (called kyphoscoliosis), wasting or shrinking of the sides of the tongue (lateral tongue atrophy), and hereditary spastic paraplegia — a condition where the legs gradually become stiff and weak due to damage to the nerve pathways in the spinal cord. This disease belongs to a broader family of conditions called hereditary spastic paraplegias (HSPs), which are sometimes also called familial spastic paraplegias or Strümpell-Lorrain syndrome as a group. The combination of spinal curvature, tongue changes, and leg stiffness makes this particular syndrome distinct from other types of hereditary spastic paraplegia. People with this condition may notice difficulty walking, muscle stiffness in the legs, and changes in their speech or swallowing related to the tongue involvement. The spine curvature can also affect posture and, in some cases, breathing. Because this is an extremely rare syndrome, treatment is focused on managing symptoms rather than curing the underlying cause. Physical therapy, mobility aids, and supportive care are the main approaches used today. Research into this specific syndrome is still in early stages, and most management guidance is borrowed from the broader hereditary spastic paraplegia field.
Also known as:
Key symptoms:
Stiffness and weakness in the legsDifficulty walking or an abnormal walking patternAbnormal curvature of the spine (kyphoscoliosis)Wasting or shrinking of the sides of the tongueChanges in speech or difficulty speaking clearlyPossible difficulty swallowingMuscle spasms in the legsReduced coordinationProgressive worsening of leg stiffness over timePostural problems due to spine curvature
Clinical phenotype terms (22)— hover any for plain English
Autosomal recessive
Passed on when both parents carry the same gene change; often skips generations
Childhood
Begins in childhood, roughly ages 1 to 12
Treatments
No FDA-approved treatments are currently listed for Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome.
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Specialists
View all specialists →No specialists are currently listed for Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome.
Treatment Centers
8 centersBaylor College of Medicine Rare Disease Center ↗
Baylor College of Medicine
📍 Houston, TX
🏥 NORDStanford Medicine Rare Disease Center ↗
Stanford Medicine
📍 Stanford, CA
🔬 UDNNIH Clinical Center Undiagnosed Diseases Program ↗
National Institutes of Health
📍 Bethesda, MD
🔬 UDNUCLA UDN Clinical Site ↗
UCLA Health
📍 Los Angeles, CA
🔬 UDNBaylor College of Medicine UDN Clinical Site ↗
Baylor College of Medicine
📍 Houston, TX
🔬 UDNHarvard/MGH UDN Clinical Site ↗
Massachusetts General Hospital
📍 Boston, MA
🏥 NORDMayo Clinic Center for Individualized Medicine ↗
Mayo Clinic
📍 Rochester, MN
👤 Mayo Clinic Center for Individualized Medicine
🏥 NORDUCLA Rare Disease Day Program ↗
UCLA Health
📍 Los Angeles, CA
Travel Grants
No travel grants are currently matched to Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome.
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Caregiver Resources
NORD Caregiver Resources
Support, advocacy, and financial assistance for caregivers of rare disease patients.
Mental Health Support
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Family & Caregiver Grants
Financial assistance programs specifically for caregivers of rare disease patients.
Social Security Disability
Learn how rare disease patients may qualify for SSDI/SSI benefits.
Questions for your doctor
Bring these to your next appointment
- Q1.What genetic testing do you recommend to confirm the diagnosis and identify the specific gene involved?,How quickly is this condition likely to progress, and what signs should I watch for?,What therapies or medications do you recommend to manage leg stiffness and maintain my ability to walk?,Should I see a spine specialist about the curvature, and when might surgery be considered?,How can speech therapy help with my tongue and swallowing symptoms?,Are there any clinical trials or research studies I could participate in?,What support resources or patient organizations exist for hereditary spastic paraplegia conditions?
Common questions about Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome
What is Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome?
Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome is a very rare inherited neurological condition. It combines three main problems: an abnormal curving of the spine (called kyphoscoliosis), wasting or shrinking of the sides of the tongue (lateral tongue atrophy), and hereditary spastic paraplegia — a condition where the legs gradually become stiff and weak due to damage to the nerve pathways in the spinal cord. This disease belongs to a broader family of conditions called hereditary spastic paraplegias (HSPs), which are sometimes also called familial spastic parapleg
How is Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome inherited?
Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome follows a autosomal recessive inheritance pattern. Genetic counseling can help families understand recurrence risk and testing options.
At what age does Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome typically begin?
Typical onset of Kyphoscoliosis-lateral tongue atrophy-hereditary spastic paraplegia syndrome is childhood. Age of onset can vary across affected individuals.