CLOVES syndrome: Difference between revisions
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{{Infobox medical condition | |||
| name = CLOVES syndrome | |||
| image = [[File:PI3kinase.png|left|thumb|PI3K pathway]] | |||
| caption = The PI3K pathway is involved in CLOVES syndrome. | |||
| synonyms = Congenital Lipomatous Overgrowth, Vascular malformations, Epidermal nevi, and Skeletal/spinal anomalies and/or scoliosis | |||
| pronounce = | |||
| specialty = [[Medical genetics]] | |||
| symptoms = [[Overgrowth]], [[vascular malformations]], [[epidermal nevi]], [[scoliosis]] | |||
| onset = [[Congenital]] | |||
| duration = Lifelong | |||
| causes = [[Genetic mutation]] in the [[PIK3CA]] gene | |||
| risks = | |||
| diagnosis = [[Clinical diagnosis]], [[genetic testing]] | |||
| differential = [[Proteus syndrome]], [[Klippel-Trenaunay syndrome]] | |||
| prevention = None | |||
| treatment = [[Symptomatic treatment]], [[surgery]] | |||
| medication = | |||
| prognosis = Variable, depends on severity | |||
| frequency = Rare | |||
| deaths = | |||
}} | |||
{{DISPLAYTITLE:CLOVES Syndrome}} | {{DISPLAYTITLE:CLOVES Syndrome}} | ||
== Introduction == | |||
== | |||
'''CLOVES syndrome''' is a rare congenital disorder characterized by a combination of [[vascular anomalies]], [[overgrowth]], and other distinctive features. The acronym CLOVES stands for '''C'''ongenital, '''L'''ipomatous, '''O'''vergrowth, '''V'''ascular malformations, '''E'''pidermal nevi, and '''S'''keletal/spinal anomalies. This condition is caused by mutations in the [[PIK3CA]] gene, which plays a crucial role in cell growth and division. | '''CLOVES syndrome''' is a rare congenital disorder characterized by a combination of [[vascular anomalies]], [[overgrowth]], and other distinctive features. The acronym CLOVES stands for '''C'''ongenital, '''L'''ipomatous, '''O'''vergrowth, '''V'''ascular malformations, '''E'''pidermal nevi, and '''S'''keletal/spinal anomalies. This condition is caused by mutations in the [[PIK3CA]] gene, which plays a crucial role in cell growth and division. | ||
== Etiology == | == Etiology == | ||
CLOVES syndrome is caused by somatic mutations in the [[PIK3CA]] gene. These mutations lead to the activation of the [[PI3K-AKT-mTOR pathway]], which results in abnormal cell growth and proliferation. The [[PIK3CA]] gene is part of the phosphoinositide 3-kinase (PI3K) family, which is involved in various cellular functions, including metabolism, growth, and survival. | CLOVES syndrome is caused by somatic mutations in the [[PIK3CA]] gene. These mutations lead to the activation of the [[PI3K-AKT-mTOR pathway]], which results in abnormal cell growth and proliferation. The [[PIK3CA]] gene is part of the phosphoinositide 3-kinase (PI3K) family, which is involved in various cellular functions, including metabolism, growth, and survival. | ||
[[File:PI3kinase.png|left|thumb|Diagram of the PI3K pathway, which is implicated in CLOVES syndrome.]] | |||
[[File:PI3kinase.png|thumb | |||
== Clinical Features == | == Clinical Features == | ||
Patients with CLOVES syndrome present with a wide range of clinical features, which can vary significantly in severity. Common manifestations include: | Patients with CLOVES syndrome present with a wide range of clinical features, which can vary significantly in severity. Common manifestations include: | ||
* [[Vascular malformations]]: These can include capillary, venous, and lymphatic malformations. | * [[Vascular malformations]]: These can include capillary, venous, and lymphatic malformations. | ||
* [[Lipomatous overgrowth]]: Abnormal growth of fatty tissue, often asymmetric. | * [[Lipomatous overgrowth]]: Abnormal growth of fatty tissue, often asymmetric. | ||
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* [[Skeletal anomalies]]: These may include scoliosis, limb length discrepancies, and other bone abnormalities. | * [[Skeletal anomalies]]: These may include scoliosis, limb length discrepancies, and other bone abnormalities. | ||
* [[Spinal anomalies]]: Such as tethered cord syndrome. | * [[Spinal anomalies]]: Such as tethered cord syndrome. | ||
== Diagnosis == | == Diagnosis == | ||
The diagnosis of CLOVES syndrome is primarily clinical, based on the presence of characteristic features. Genetic testing can confirm the diagnosis by identifying mutations in the [[PIK3CA]] gene. Imaging studies, such as [[MRI]] and [[CT scans]], are often used to assess the extent of vascular malformations and overgrowth. | The diagnosis of CLOVES syndrome is primarily clinical, based on the presence of characteristic features. Genetic testing can confirm the diagnosis by identifying mutations in the [[PIK3CA]] gene. Imaging studies, such as [[MRI]] and [[CT scans]], are often used to assess the extent of vascular malformations and overgrowth. | ||
== Management == | == Management == | ||
Management of CLOVES syndrome is multidisciplinary and tailored to the individual patient's needs. It may include: | Management of CLOVES syndrome is multidisciplinary and tailored to the individual patient's needs. It may include: | ||
* Surgical intervention to address overgrowth and vascular malformations. | * Surgical intervention to address overgrowth and vascular malformations. | ||
* [[Sclerotherapy]] for vascular anomalies. | * [[Sclerotherapy]] for vascular anomalies. | ||
* Orthopedic management for skeletal deformities. | * Orthopedic management for skeletal deformities. | ||
* Regular monitoring and supportive care. | * Regular monitoring and supportive care. | ||
== Prognosis == | == Prognosis == | ||
The prognosis for individuals with CLOVES syndrome varies depending on the severity of the condition and the presence of complications. Early diagnosis and appropriate management can improve outcomes and quality of life. | The prognosis for individuals with CLOVES syndrome varies depending on the severity of the condition and the presence of complications. Early diagnosis and appropriate management can improve outcomes and quality of life. | ||
== See also == | |||
== | |||
* [[Vascular malformation]] | * [[Vascular malformation]] | ||
* [[PIK3CA]] | * [[PIK3CA]] | ||
* [[Overgrowth syndromes]] | * [[Overgrowth syndromes]] | ||
[[Category:Congenital disorders]] | [[Category:Congenital disorders]] | ||
[[Category:Rare diseases]] | [[Category:Rare diseases]] | ||
Latest revision as of 21:07, 4 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
| CLOVES syndrome | |
|---|---|
 | |
| Synonyms | Congenital Lipomatous Overgrowth, Vascular malformations, Epidermal nevi, and Skeletal/spinal anomalies and/or scoliosis |
| Pronounce | |
| Specialty | Medical genetics |
| Symptoms | Overgrowth, vascular malformations, epidermal nevi, scoliosis |
| Complications | N/A |
| Onset | Congenital |
| Duration | Lifelong |
| Types | N/A |
| Causes | Genetic mutation in the PIK3CA gene |
| Risks | |
| Diagnosis | Clinical diagnosis, genetic testing |
| Differential diagnosis | Proteus syndrome, Klippel-Trenaunay syndrome |
| Prevention | None |
| Treatment | Symptomatic treatment, surgery |
| Medication | |
| Prognosis | Variable, depends on severity |
| Frequency | Rare |
| Deaths | |
Introduction[edit]
CLOVES syndrome is a rare congenital disorder characterized by a combination of vascular anomalies, overgrowth, and other distinctive features. The acronym CLOVES stands for Congenital, Lipomatous, Overgrowth, Vascular malformations, Epidermal nevi, and Skeletal/spinal anomalies. This condition is caused by mutations in the PIK3CA gene, which plays a crucial role in cell growth and division.
Etiology[edit]
CLOVES syndrome is caused by somatic mutations in the PIK3CA gene. These mutations lead to the activation of the PI3K-AKT-mTOR pathway, which results in abnormal cell growth and proliferation. The PIK3CA gene is part of the phosphoinositide 3-kinase (PI3K) family, which is involved in various cellular functions, including metabolism, growth, and survival.
Clinical Features[edit]
Patients with CLOVES syndrome present with a wide range of clinical features, which can vary significantly in severity. Common manifestations include:
- Vascular malformations: These can include capillary, venous, and lymphatic malformations.
- Lipomatous overgrowth: Abnormal growth of fatty tissue, often asymmetric.
- Epidermal nevi: Skin lesions that are present at birth.
- Skeletal anomalies: These may include scoliosis, limb length discrepancies, and other bone abnormalities.
- Spinal anomalies: Such as tethered cord syndrome.
Diagnosis[edit]
The diagnosis of CLOVES syndrome is primarily clinical, based on the presence of characteristic features. Genetic testing can confirm the diagnosis by identifying mutations in the PIK3CA gene. Imaging studies, such as MRI and CT scans, are often used to assess the extent of vascular malformations and overgrowth.
Management[edit]
Management of CLOVES syndrome is multidisciplinary and tailored to the individual patient's needs. It may include:
- Surgical intervention to address overgrowth and vascular malformations.
- Sclerotherapy for vascular anomalies.
- Orthopedic management for skeletal deformities.
- Regular monitoring and supportive care.
Prognosis[edit]
The prognosis for individuals with CLOVES syndrome varies depending on the severity of the condition and the presence of complications. Early diagnosis and appropriate management can improve outcomes and quality of life.
