Smith-Kingsmore syndrome: Difference between revisions
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== Smith-Kingsmore | {{SI}} | ||
{{Infobox medical condition | |||
| name = Smith-Kingsmore syndrome | |||
| image = [[File:Autosomal_dominant_-_en.svg|200px]] | |||
| image_size = 200px | |||
| alt = | |||
| caption = Smith-Kingsmore syndrome is inherited in an [[autosomal dominant]] manner | |||
| synonyms = SKS | |||
| pronounce = | |||
| specialty = [[Medical genetics]] | |||
| symptoms = [[Macrocephaly]], [[developmental delay]], [[intellectual disability]], [[seizures]] | |||
| onset = | |||
| duration = | |||
| types = | |||
| causes = Mutations in the [[MTOR]] gene | |||
| risks = | |||
| diagnosis = [[Genetic testing]] | |||
| differential = | |||
| prevention = | |||
| treatment = [[Symptomatic treatment]] | |||
| medication = | |||
| prognosis = | |||
| frequency = Rare | |||
| deaths = | |||
}} | |||
[[File:A-photo-showing-4-patients-with-sks.png|Smith-Kingsmore syndrome|thumb|left]] | |||
Smith-Kingsmore syndrome (SKS) is a rare genetic disorder characterized by a combination of intellectual disability, macrocephaly (an abnormally large head), and other neurological and physical abnormalities. It is caused by mutations in the [[MTOR]] gene, which plays a crucial role in cell growth and metabolism. | Smith-Kingsmore syndrome (SKS) is a rare genetic disorder characterized by a combination of intellectual disability, macrocephaly (an abnormally large head), and other neurological and physical abnormalities. It is caused by mutations in the [[MTOR]] gene, which plays a crucial role in cell growth and metabolism. | ||
=== Signs and Symptoms === | === Signs and Symptoms === | ||
| Line 25: | Line 50: | ||
* [[Macrocephaly]] | * [[Macrocephaly]] | ||
* [[Intellectual Disability]] | * [[Intellectual Disability]] | ||
{{rare diseases}} | {{rare diseases}} | ||
[[Category:Genetic disorders]] | [[Category:Genetic disorders]] | ||
[[Category:Neurological disorders]] | [[Category:Neurological disorders]] | ||
[[Category:Rare diseases]] | [[Category:Rare diseases]] | ||
Latest revision as of 14:29, 9 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC
| Smith-Kingsmore syndrome | |
|---|---|
| |
| Synonyms | SKS |
| Pronounce | |
| Specialty | Medical genetics |
| Symptoms | Macrocephaly, developmental delay, intellectual disability, seizures |
| Complications | N/A |
| Onset | |
| Duration | |
| Types | |
| Causes | Mutations in the MTOR gene |
| Risks | |
| Diagnosis | Genetic testing |
| Differential diagnosis | |
| Prevention | |
| Treatment | Symptomatic treatment |
| Medication | |
| Prognosis | |
| Frequency | Rare |
| Deaths | |
Smith-Kingsmore syndrome (SKS) is a rare genetic disorder characterized by a combination of intellectual disability, macrocephaly (an abnormally large head), and other neurological and physical abnormalities. It is caused by mutations in the MTOR gene, which plays a crucial role in cell growth and metabolism.
Signs and Symptoms[edit]
Individuals with Smith-Kingsmore syndrome may exhibit a variety of symptoms, including:
- Intellectual Disability: Ranging from mild to severe.
- Macrocephaly: An enlarged head circumference, often noticeable at birth or in early childhood.
- Seizures: Epileptic seizures are common and can vary in type and severity.
- Developmental Delay: Delays in reaching developmental milestones such as walking and talking.
- Behavioral Issues: Including autism spectrum disorder-like behaviors.
- Facial Dysmorphism: Subtle facial features that may include a broad forehead, wide-set eyes, and a prominent chin.
Genetics[edit]
Smith-Kingsmore syndrome is caused by mutations in the MTOR gene, which is located on chromosome 1. The MTOR gene encodes a protein that is part of the mTOR pathway, a critical regulator of cell growth, proliferation, and survival. Mutations in this gene lead to dysregulation of the mTOR pathway, contributing to the symptoms of SKS.
Diagnosis[edit]
Diagnosis of Smith-Kingsmore syndrome is based on clinical evaluation, genetic testing, and the identification of mutations in the MTOR gene. Genetic testing can confirm the diagnosis by detecting pathogenic variants in the gene.
Treatment[edit]
There is currently no cure for Smith-Kingsmore syndrome. Treatment is symptomatic and supportive, focusing on managing seizures, developmental delays, and other associated symptoms. Interventions may include:
- Antiepileptic Drugs: To control seizures.
- Physical Therapy: To improve motor skills and coordination.
- Speech Therapy: To assist with communication difficulties.
- Behavioral Therapy: To address behavioral issues and improve social skills.
Research and Future Directions[edit]
Research into Smith-Kingsmore syndrome is ongoing, with studies focusing on understanding the role of the mTOR pathway in the disease and exploring potential targeted therapies. Advances in genetic research and personalized medicine hold promise for future treatment options.
See Also[edit]
NIH genetic and rare disease info[edit]
Smith-Kingsmore syndrome is a rare disease.
| Rare and genetic diseases | ||||||
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Rare diseases - Smith-Kingsmore syndrome
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