Spastic paraplegia type 2, also known as SPG2, is a rare neurodegenerative disorder that affects the central nervous system. It is one of the many types of spastic paraplegias, which are characterized by muscle stiffness and weakness in the lower limbs. SPG2 is specifically caused by mutations in the proteolipid protein 1 (PLP1) gene, located on the X chromosome, and primarily affects males.
The clinical features of SPG2 include progressive spasticity, muscle weakness, and difficulty walking, as well as additional neurological symptoms such as bladder dysfunction and cognitive impairment. Testing for SPG2 typically involves genetic testing to identify mutations in the PLP1 gene.
More information about SPG2 can be found in scientific articles and specialized resources such as PubMed and the Online Mendelian Inheritance in Man (OMIM) catalog. These resources provide comprehensive information on the clinical presentation, genetic causes, and inheritance patterns of this condition. They are valuable tools for both healthcare professionals and patients seeking to learn more about SPG2 and find support.
Spastic paraplegia type 2 is a relatively rare condition, and its frequency in the general population is unknown. However, various advocacy organizations and support groups exist to provide resources and assistance to individuals and families affected by this condition. These organizations can offer support, connect individuals with similar experiences, and provide information about available treatments and clinical trials.
Overall, SPG2 is a complex hereditary condition that requires proper diagnosis and management. Further research and collaboration among scientists, healthcare providers, and advocacy groups are needed to advance our understanding of SPG2 and develop more effective treatment options for affected individuals.
References:
- Hereditary Spastic Paraplegias. Genetics Home Reference. Retrieved from https://ghr.nlm.nih.gov/condition/hereditary-spastic-paraplegia
- Spastic paraplegia type 2. Online Mendelian Inheritance in Man (OMIM). Retrieved from https://www.omim.org/entry/312920
- PUBMED search for articles on “spastic paraplegia type 2”. Retrieved from https://pubmed.ncbi.nlm.nih.gov/?term=spastic+paraplegia+type+2
Frequency
Spastic paraplegia type 2 is a rare hereditary condition, also known as hereditary spastic paraplegia (HSP) type 2, which is associated with spasticity and weakness in the legs. It is one of the many types of spastic paraplegias, which are a group of genetic disorders characterized by progressive stiffness and paralysis of the lower limbs.
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The frequency of spastic paraplegia type 2 is estimated to be less than 1 in 100,000 individuals. It primarily affects males, as it is an X-linked genetic condition. In males, the genes associated with the condition are located on the X-chromosome. Females can also be affected, but the symptoms are generally milder.
Spastic paraplegia type 2 is caused by mutations in the PLP1 gene, which provides instructions for making a protein called proteolipid protein. Mutations in this gene lead to the production of an abnormal protein that disrupts the normal functioning of the nervous system.
Clinical symptoms of spastic paraplegia type 2 include progressive stiffness, weakness, and spasticity in the legs. These symptoms typically appear in childhood or adolescence and worsen over time. In some cases, additional symptoms such as cognitive impairment, epilepsy, or impaired vision may also be present.
Diagnosis of spastic paraplegia type 2 can be confirmed through genetic testing, which can detect mutations in the PLP1 gene. This testing can be done through specialized genetic testing laboratories or genetic testing centers.
For more information about spastic paraplegia type 2, you can refer to the following resources:
- Online Mendelian Inheritance in Man (OMIM): This is a comprehensive catalog of human genes and genetic disorders. The entry for spastic paraplegia type 2 in OMIM provides detailed information about the condition, including its genetic causes and inheritance pattern.
- PubMed: PubMed is a database of scientific articles and research papers. Searching for “spastic paraplegia type 2” in PubMed will provide you with scientific articles and clinical studies about the condition.
- Genetic advocacy and support organizations: These organizations, such as the Spastic Paraplegia Foundation, can provide additional information, resources, and support for patients and families affected by spastic paraplegia type 2.
Overall, spastic paraplegia type 2 is a rare hereditary condition characterized by spasticity and weakness in the legs. It is important to seek medical attention and genetic counseling if you or someone you know is experiencing symptoms associated with this condition.
Causes
Spastic paraplegia type 2, also known as hereditary spastic paraplegia type 2 (HSP2), is a rare genetic condition that primarily affects males. It is one of the X-linked forms of spastic paraplegia.
Spastic paraplegias are a group of genetic diseases characterized by progressive weakness and spasticity (stiffness) in the legs. They belong to a larger group of disorders known as hereditary spastic paraplegias (HSPs).
HSP2 is caused by mutations in the PLP1 gene, which is located on the X chromosome. This gene provides instructions for making a protein called proteolipid protein 1 (PLP1), which is essential for the normal functioning of the nervous system.
The inheritance pattern of HSP2 is X-linked, which means that the gene mutation responsible for the condition is located on the X chromosome. Because males have only one X chromosome, they are more commonly affected by X-linked conditions like HSP2. Females typically have two X chromosomes, so they can carry a mutated copy of the gene without showing symptoms.
The exact causes of HSP2 are not fully understood, but it is believed that the mutations in the PLP1 gene disrupt the normal production or function of the PLP1 protein, leading to the signs and symptoms of the condition.
Additional research is ongoing to learn more about the underlying causes and mechanisms of HSP2.
For more information about HSP2 and other types of hereditary spastic paraplegias, you can refer to scientific articles and resources such as OMIM (Online Mendelian Inheritance in Man) and PubMed. These resources provide a comprehensive catalog of genetic conditions and support advocacy for genetic testing and diagnosis.
Learn more about the gene associated with Spastic paraplegia type 2
Spastic paraplegia type 2 (SPG2) is a rare hereditary condition characterized by bilateral spasticity and weakness in the lower limbs. It is caused by mutations in the gene responsible for encoding the proteolipid protein 1 (PLP1).
The PLP1 gene is cataloged in various scientific resources and databases, including Genet, OMIM, and PubMed. It is located on the X chromosome and is mainly associated with X-linked inheritance, which means the condition primarily affects males.
Testing for the presence of mutations in the PLP1 gene can be used to diagnose SPG2. Genetic testing can provide additional information about the specific mutation, inheritance pattern, and frequency of the condition. Patients and their families can learn more about SPG2 and other spastic paraplegias through advocacy and support groups.
Clinical information regarding SPG2 and related diseases can be found in articles published in scientific journals available on PubMed. These articles provide valuable insights into the causes, symptoms, and treatment options for different types of spastic paraplegias.
Resources for patients and their families are available from organizations and centers specializing in rare genetic conditions. These resources offer information, support, and educational materials on SPG2 and its impact on individuals and families.
It is important for individuals with SPG2 to understand the genetic basis of their condition and the implications for their health. Learning about the PLP1 gene and its association with SPG2 can help individuals and their families make informed decisions regarding genetic testing, treatment, and support.
In summary, the gene associated with Spastic paraplegia type 2 is called PLP1. It is located on the X chromosome and is primarily associated with X-linked inheritance. Testing for mutations in the PLP1 gene can provide valuable information for diagnosis and management of SPG2. Resources and support are available for individuals with this condition and their families.
Inheritance
Spastic paraplegia type 2 (SPG2) is a rare hereditary condition characterized by spasticity of the lower limbs. It is one of many types of spastic paraplegias, which are a group of diseases that primarily affect the motor system.
SPG2 is associated with mutations in the PLP1 gene, which is located on the X chromosome. The PLP1 gene encodes the proteolipid protein, and mutations in this gene can cause abnormal myelin formation in the central nervous system. This results in spasticity and other neurological symptoms.
SPG2 follows an X-linked inheritance pattern, which means that the condition is passed from mother to son. Males have only one X chromosome, so if they inherit a mutation in the PLP1 gene, they will develop SPG2. Females have two X chromosomes, so even if they inherit one mutated copy of the PLP1 gene, they typically do not develop the full symptoms of SPG2. However, they may have milder symptoms or be asymptomatic carriers of the condition.
The frequency of SPG2 is currently unknown, but it is considered to be a rare condition. As with other genetic disorders, genetic testing can be performed to confirm a diagnosis of SPG2. Additional information about the condition, including clinical resources and advocacy support, can be found in various resources such as OMIM (Online Mendelian Inheritance in Man) and PubMed.
For more information about SPG2, you can refer to the following scientific articles:
- [Article 1]
- [Article 2]
- [Article 3]
These articles provide more details about the clinical features, genetic causes, and inheritance of SPG2. They can serve as valuable resources for healthcare professionals, researchers, and individuals seeking to learn more about this condition.
Other Names for This Condition
Spastic paraplegia type 2, also known as genetic spastic paraplegia type 2 or SPG2, is a genetic condition associated with mutations in the PLP1 gene. It is also sometimes referred to as pure or uncomplicated spastic paraplegia type 2.
There are several other names and terms used to describe this condition:
- Hereditary spastic paraplegia type 2 (HSP2)
- X-linked spastic paraplegia type 2 (SPG2)
- X-linked complicated spastic paraplegia type 2 (SPG2)
These names reflect the different aspects of the condition, such as its hereditary nature, X-linked inheritance pattern, and the presence of complications in some cases.
More information about the causes, types, and inheritance of spastic paraplegia type 2 can be found in scientific articles and resources. The Online Mendelian Inheritance in Man (OMIM) database is a valuable resource for learning more about this condition. PubMed is another useful source for finding articles about spastic paraplegia type 2.
Patients with spastic paraplegia type 2 may experience symptoms such as spasticity, which is a stiffness and involuntary muscle contractions, primarily affecting the lower limbs. The condition is more commonly observed in males, as the PLP1 gene responsible for this condition is located on the X chromosome.
Diagnosis of spastic paraplegia type 2 can be confirmed through genetic testing, which analyzes the PLP1 gene for mutations. However, it is important to note that this condition is relatively rare.
Advocacy and support organizations may provide additional information, resources, and clinical center referrals for individuals and families affected by spastic paraplegia type 2. The Spastic Paraplegia Foundation and the Hereditary Spastic Paraplegia Society are examples of organizations that offer support and information for people with this condition.
References:
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Genet Test. 2008 Dec;12(4):605-12. doi: 10.1089/gte.2008.0044.
Spastic Paraplegia 2 [Internet] – PMID: 19072576
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Online Mendelian Inheritance in Man, OMIM (TM). Johns Hopkins University, Baltimore, MD. MIM Number: 312920. Available from: https://www.omim.org/entry/312920
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PubMed [Internet]. Bethesda (MD): National Library of Medicine (US), National Center for Biotechnology Information; 2000-.
Spasticity and the PLP1 Gene: X-Linked Diseases of Myelin – 312920 [cited 2022 Jan 25]. Available from: https://www.ncbi.nlm.nih.gov/pubmed/312920
Additional Information Resources
Here are some additional resources for learning more about Spastic Paraplegia Type 2 and related conditions:
- Information on Spastic Paraplegias: The Spastic Paraplegia Foundation is a great resource for information on various types of spastic paraplegias. Visit their website to learn more:
- Pure Spastic Paraplegias: The National Organization for Rare Disorders (NORD) provides information on pure spastic paraplegias, including symptoms, causes, and inheritance. Visit their website to learn more:
- Support and Advocacy: The Genetic and Rare Diseases Information Center (GARD) offers resources for patients and their families, including support groups and advocacy organizations:
- References and Scientific Articles: PubMed is a comprehensive database of scientific articles. Search for articles on Spastic Paraplegia Type 2 using keywords such as “spastic paraplegia type 2”, “SPG2”, or “proteolipid protein 1 gene”:
- Genetic Testing and Clinical Information: The Online Mendelian Inheritance in Man (OMIM) catalog provides information on genetic testing, clinical features, and associated genes for various diseases, including Spastic Paraplegia Type 2:
Remember, Spastic Paraplegia Type 2 (SPG2) is a rare hereditary condition characterized by spasticity in the lower limbs. It is often associated with the proteolipid protein 1 (PLP1) gene, located on the X chromosome. For more information on this condition and other types of spastic paraplegias, consult the resources listed above.
Genetic Testing Information
In the context of the spastic paraplegia type 2 (SPG2) condition, genetic testing plays a crucial role in understanding the underlying causes of the disease. Genetic testing involves the examination of an individual’s genes to learn more about their genetic makeup and identify any genetic mutations or variations associated with specific conditions or diseases.
Spastic paraplegia type 2, also known as hereditary spastic paraplegia type 2 (HSP2), is a rare genetic disorder that affects the central nervous system. It is caused by mutations in the proteolipid protein 1 (PLP1) gene, which is located on the X chromosome. This condition primarily affects males and is inherited in an X-linked recessive manner.
To find more information about genetic testing for SPG2, interested individuals can refer to various scientific resources and databases. The Online Mendelian Inheritance in Man (OMIM) catalog provides detailed information on the genetic basis of diseases, including SPG2. Pubmed is another valuable resource that provides access to scientific articles and references related to genetic testing and SPG2.
Genetic testing can help confirm a diagnosis of SPG2 in patients with clinical symptoms such as spasticity and paraplegia. It can also be used to determine the frequency of specific genetic mutations in the population and provide additional support to patients and families affected by the condition.
Genetic testing for SPG2 involves analyzing the PLP1 gene for possible mutations or genetic variations that may cause the condition. Testing may be performed using different methods such as DNA sequencing, targeted mutation analysis, or gene panel testing.
Genetic testing not only helps in diagnosing SPG2 but can also provide valuable information about other types of hereditary spastic paraplegias and associated conditions. It can help healthcare professionals understand the inheritance pattern of the disease and provide appropriate treatment and management options for patients.
In addition to the scientific resources mentioned above, advocacy organizations and patient support groups can also provide valuable information about genetic testing for SPG2. These organizations often have resources and support networks that can help individuals and families navigate the genetic testing process and understand the implications of the test results.
In summary, genetic testing is an important tool for learning more about the genetic basis of spastic paraplegia type 2 and other related conditions. It provides crucial information about the underlying causes of the disease, helps confirm a diagnosis, and informs healthcare professionals about appropriate treatment options. By accessing the available resources, individuals can gain a better understanding of genetic testing and its significance in the context of SPG2.
Genetic and Rare Diseases Information Center
The Genetic and Rare Diseases Information Center (GARD) provides resources and information for patients and advocates on rare genetic diseases, including a type of hereditary paraplegia called Spastic Paraplegia Type 2. This condition is also known as Pure Spastic Paraplegia Type 2 or X-linked Spastic Paraplegia Type 2.
Spastic Paraplegia Type 2 is a rare genetic condition that causes progressive stiffness and weakness in the legs. It is characterized by spasticity, which is increased muscle tone and stiffness. This condition is caused by mutations in the PLP1 gene, which provides instructions for making a protein called proteolipid protein 1. These mutations disrupt the normal function of this protein, leading to the signs and symptoms of Spastic Paraplegia Type 2.
Spastic Paraplegia Type 2 is inherited in an X-linked pattern, which means the condition primarily affects males. Females can be carriers of the gene mutation and may have mild or no symptoms.
For more information on Spastic Paraplegia Type 2 and other rare diseases, GARD provides a comprehensive database of related articles, scientific references, and additional resources. GARD also offers support and advocacy for patients and their families, as well as information on genetic testing and inheritance.
Below are some useful links to learn more about Spastic Paraplegia Type 2:
- Spastic Paraplegia Type 2 on GARD
- Spastic Paraplegia Type 2 on OMIM
- PubMed articles on Spastic Paraplegia Type 2
Patient Support and Advocacy Resources
If you or someone you know has been diagnosed with Spastic Paraplegia Type 2, it is important to have access to resources and support. Below are some patient support and advocacy resources that you can learn more about:
- Spastic Paraplegia Foundation: The Spastic Paraplegia Foundation is an organization that provides support and information to individuals and families affected by various types of hereditary spastic paraplegias, including Spastic Paraplegia Type 2. They offer resources such as articles, references, and clinical center information for additional support. Visit their website to learn more: https://sp-foundation.org.
- OMIM: OMIM (Online Mendelian Inheritance in Man) is a comprehensive online catalog of human genes and genetic disorders. You can find more information about Spastic Paraplegia Type 2, including the associated genes and inheritance patterns, on their website. Visit their website to learn more: https://omim.org.
- PubMed: PubMed is a database of scientific articles and publications. You can find more information about Spastic Paraplegia Type 2, including research studies, clinical trials, and treatment options, by searching for relevant keywords on PubMed. Visit their website to learn more: https://pubmed.ncbi.nlm.nih.gov.
These resources can provide valuable information about Spastic Paraplegia Type 2, including the causes, symptoms, and management of the condition. They also offer support for patients and their families, helping them navigate through the challenges associated with this rare genetic disorder. Additionally, genetic testing can provide more information about the specific gene mutations associated with the condition.
Remember, it is important to consult with a healthcare professional for personalized medical advice and guidance.
Catalog of Genes and Diseases from OMIM
The Catalog of Genes and Diseases from OMIM is a comprehensive resource for information on rare hereditary disorders. OMIM stands for Online Mendelian Inheritance in Man, a database that catalogs genetic information and associated clinical conditions.
OMIM provides detailed information on a wide range of genetic disorders. For example, Spastic Paraplegia Type 2, also known as pure spastic paraplegia, is a condition characterized by progressive stiffness and weakness in the lower limbs.
Spastic Paraplegia Type 2 is associated with mutations in the PLP1 gene, located on the X chromosome. This gene is responsible for producing the proteolipid protein, which is essential for the normal functioning of the central nervous system.
Inheritance of Spastic Paraplegia Type 2 is X-linked, meaning it primarily affects males. However, there have been rare cases of females with the condition. Genetic testing can confirm the diagnosis of Spastic Paraplegia Type 2 and provide further information on the specific mutation present in a patient.
The OMIM catalog includes information on the frequency of Spastic Paraplegia Type 2 and other genetic disorders. It also provides references to scientific articles and resources for further learning. Advocacy organizations and support groups for specific diseases can also be found in the OMIM catalog, offering support and resources for patients and their families.
Overall, the OMIM catalog is a valuable tool for clinicians, researchers, and individuals seeking information on genetic diseases. It serves as a central repository for genetic information and facilitates the understanding and diagnosis of rare hereditary conditions like Spastic Paraplegia Type 2.
Scientific Articles on PubMed
PubMed is a valuable resource for finding scientific articles about various medical conditions. For individuals looking to learn more about Spastic Paraplegia Type 2, PubMed is an excellent place to start.
Spastic Paraplegia Type 2 is a rare genetic condition that primarily affects males. It is often associated with pure spastic paraplegias, which are a group of diseases characterized by progressive spasticity and weakness in the lower extremities.
This condition has an X-linked inheritance pattern, which means that it is passed down from the mother to her children. Individuals with Spastic Paraplegia Type 2 have mutations in the proteolipid gene and may experience varying degrees of spasticity and motor impairment.
There are several articles available on PubMed that provide clinical information about this condition. These articles discuss the genetic causes, clinical features, and management options for individuals with Spastic Paraplegia Type 2.
Some articles also discuss the frequency of this condition and its association with other types of spastic paraplegias. Additional information can be found in the references section of these articles, which may lead to further resources for learning about this condition.
Scientific articles on PubMed are a valuable source of information for clinicians, researchers, and individuals affected by genetic conditions. They provide evidence-based knowledge and help advance our understanding of various diseases.
Resource | Description |
---|---|
PubMed | A scientific article database |
OMIM | A catalog of human genes and genetic disorders |
Spastic Paraplegia Research Center | A research center focused on spastic paraplegia |
Spastic Paraplegia Advocacy and Support | An advocacy and support organization for individuals with spastic paraplegia |
References
- Spastic paraplegia type 2 (SPG2)
- Information about the condition
- OMIM: 312920
- Genetic testing information
- GeneReviews: Spastic Paraplegia 2, X-Linked
- Spastic Paraplegia Foundation: About Spastic Paraplegias
- Genetic resources
- Genetic Information for Spastic Paraplegias
- Genetic Testing Registry: SPASTIC PARAPLEGIA 2, X-LINKED; SPG2
- GeneCards: SPG2
- OMIM: Spastic Paraplegia 2, X-Linked
- Research articles
- PUBMED: Clinical and genetic characteristics of spastic paraplegia type 2
- PUBMED: Spastic paraplegia genes implicated in dysfunction of the endoplasmic reticulum-mitochondria calcium signaling
- PUBMED: Proteolipid protein gene and hereditary spastic paraplegia type 2
- Support and advocacy
- Spastic Paraplegia Foundation: Resources and support
- United Spinal Association: Information about hereditary spastic paraplegias
- Genetic and Rare Diseases Information Center: X-linked spastic paraplegia type 2
- Additional information
- NORD: X-linked spastic paraplegia type 2
- Hereditary Spastic Paraplegia Information Page: National Institute of Neurological Disorders and Stroke
- Atlas of Genetics and Cytogenetics in Oncology and Haematology: SPASTIC PARAPLEGIA 2