Craniometaphyseal dysplasia is a rare genetic disease that affects the bones of the skull and face. It is caused by mutations in the GJA1 gene, which plays a role in the development of bone and cartilage. This condition is associated with abnormal bone growth and ankylosis, or the fusion of the bones in the nasal region. Patients with craniometaphyseal dysplasia may have symptoms such as facial deformities, hearing loss, and dental abnormalities.
Research and studies on this rare condition are limited due to its low frequency. To learn more about craniometaphyseal dysplasia, researchers rely on resources such as the Online Mendelian Inheritance in Man (OMIM) catalog, PubMed, and additional articles and references. ClinicalTrials.gov provides information about ongoing clinical trials and research studies related to the condition.
Genetic testing can confirm a diagnosis of craniometaphyseal dysplasia, and it is important for patients and their families to seek support and information from advocacy and support groups. The Craniometaphyseal Dysplasia Center provides resources and support for patients and their families affected by this condition.
Frequency
Craniometaphyseal dysplasia is a rare genetic condition that affects the bones of the skull, facial bones, and long bones of the body. It is estimated to occur in about 1 in 1,000,000 individuals worldwide. The frequency of this condition varies across different populations and ethnic groups. In some populations, such as the South African Afrikaner population, the frequency is higher, with an estimated incidence of about 1 in 30,000 individuals.
Craniometaphyseal dysplasia is caused by mutations in the GJA1 gene, which provides instructions for making a protein called connexin 43. These mutations disrupt the normal development and growth of bones, leading to thickening of the cranial bones and abnormal bone growth in other skeletal regions.
Studies have identified several different mutations in the GJA1 gene that can cause craniometaphyseal dysplasia. Each mutation can cause a slightly different clinical presentation of the condition, with varying severity and progression of symptoms.
Genetic testing can be used to confirm a diagnosis of craniometaphyseal dysplasia. Testing is typically done by sequencing the GJA1 gene to identify mutations. Additional testing may be necessary to rule out other genetic causes of similar bone dysplasias.
Information about clinical trials and research studies on craniometaphyseal dysplasia can be found on websites such as ClinicalTrials.gov and PubMed. These resources provide additional information about ongoing research, treatment options, and support for individuals with craniometaphyseal dysplasia.
Advocacy organizations and patient support groups may also provide valuable resources and information about craniometaphyseal dysplasia. These organizations can help connect individuals with the condition and their families to medical experts, research studies, and community support.
References:
- Craniometaphyseal Dysplasia. OMIM.
- Craniometaphyseal Dysplasia. Genetics Home Reference.
- Craniometaphyseal Dysplasia. Orphanet.
- Craniometaphyseal Dysplasia. GeneReviews.
Causes
Craniometaphyseal dysplasia is a rare genetic condition that is caused by mutations in the GJA1 gene. This gene provides instructions for making a protein called connexin 43, which is involved in the development and function of cells in the bones and other tissues.
Research has identified several mutations in the GJA1 gene that can cause craniometaphyseal dysplasia. These mutations can disrupt the normal production or function of connexin 43, leading to the signs and symptoms of the condition.
Craniometaphyseal dysplasia is inherited in an autosomal dominant pattern, which means that a person only needs to inherit one copy of the mutated gene to develop the condition. However, in some cases, the condition may occur sporadically, with no family history.
Genetic testing can be done to identify mutations in the GJA1 gene and confirm a diagnosis of craniometaphyseal dysplasia. Additional research is ongoing to learn more about the genes and mechanisms that contribute to the development of this rare condition.
Craniometaphyseal dysplasia is a rare condition, with only a few hundred cases reported in the medical literature. The exact frequency of the condition is unknown.
For more information on craniometaphyseal dysplasia and resources for support and advocacy, visit the following websites:
- The National Institutes of Health’s Genetic and Rare Diseases Information Center (GARD) provides information on craniometaphyseal dysplasia and other rare diseases.
- OMIM (Online Mendelian Inheritance in Man) is a catalog of human genes and genetic disorders. It provides information on the GJA1 gene and other genes associated with craniometaphyseal dysplasia.
- PubMed is a database of scientific articles and studies. It includes references to research on craniometaphyseal dysplasia and related topics.
- ClinicalTrials.gov is a registry of clinical trials. It provides information on current and upcoming studies for craniometaphyseal dysplasia and its treatment.
Learn more about the genes associated with Craniometaphyseal dysplasia
Craniometaphyseal dysplasia is a rare genetic condition that affects the growth and development of bones in the skull and other regions of the body. It is caused by mutations in certain genes that have been associated with the condition.
Gene Name: GJA1
The GJA1 gene, also known as the gap junction alpha-1 protein, is one of the genes that has been found to be associated with craniometaphyseal dysplasia. Mutations in this gene can lead to the development of abnormal bones in the skull and nasal region. The GJA1 gene is responsible for creating a protein that helps with the communication between cells, particularly in the skeletal system.
Gene Name: Unknown
In addition to the GJA1 gene, there may be other genes that contribute to the development of craniometaphyseal dysplasia. Research is ongoing to identify these additional genes and understand their role in causing the condition.
To learn more about the genes associated with craniometaphyseal dysplasia, you can visit the Online Mendelian Inheritance in Man (OMIM) website. OMIM provides information about the scientific and clinical aspects of genetic diseases, including craniometaphyseal dysplasia. You can also find additional resources and references on the OMIM website.
In addition to OMIM, you can find articles and research about craniometaphyseal dysplasia and its associated genes on PubMed. PubMed is a database of scientific publications that provides access to articles from a wide range of medical and scientific journals.
If you or someone you know is affected by craniometaphyseal dysplasia, there are also advocacy and support organizations that can provide information and resources. These organizations can help connect you with other patients and families dealing with the condition, as well as provide support and guidance.
Genetic testing may be available for craniometaphyseal dysplasia to confirm the presence of mutations in the associated genes. If you are interested in genetic testing, you can speak with your healthcare provider or genetic counselor to learn more about the testing process and what it involves.
It is important to note that craniometaphyseal dysplasia is a rare condition, and the frequency of the associated genes may vary among different populations. Therefore, it is essential to consult with healthcare professionals who have experience with the condition and its genetic aspects.
For more information about craniometaphyseal dysplasia and its associated genes, you can also visit the ClinicalTrials.gov website. ClinicalTrials.gov provides information about ongoing and completed clinical trials related to various diseases, including craniometaphyseal dysplasia. These trials can provide valuable insights into new treatments and interventions for the condition.
Inheritance
Craniometaphyseal dysplasia is associated with mutations in the ANKH gene. This gene provides instructions for making a protein that is involved in the transport of molecules called pyrophosphates, which play a role in bone development and growth. Research studies have shown that mutations in the ANKH gene can cause the abnormal accumulation of pyrophosphates in bone tissue, leading to the characteristic bone abnormalities seen in individuals with craniometaphyseal dysplasia.
The inheritance of craniometaphyseal dysplasia is autosomal dominant, which means that a mutation in one copy of the ANKH gene in each cell is sufficient to cause the condition. In some rare cases, the condition has been caused by new mutations in the gene and is not inherited from a parent.
There have been a few case reports of families with multiple affected individuals, suggesting that the condition can be inherited in a familial manner. However, additional studies are needed to determine the exact frequency of inheritance and the underlying genetic mechanisms involved.
Genetic testing is available for craniometaphyseal dysplasia and can confirm a diagnosis by identifying mutations in the ANKH gene. Genetic counselors can provide information about the inheritance pattern and the risks of passing the condition on to future generations. Testing is also important to rule out other genetic diseases that may share similar features with craniometaphyseal dysplasia.
Resources such as OMIM (Online Mendelian Inheritance in Man) and PubMed have additional information about the genetics and inheritance of craniometaphyseal dysplasia. These resources contain scientific articles and references that provide more in-depth information for those interested in further research or advocacy for the condition.
ClinicalTrials.gov is another valuable resource that provides information on ongoing genetic research studies and clinical trials related to craniometaphyseal dysplasia. Participating in these studies can contribute to the development of more effective treatments and support for patients with this rare condition.
Other Names for This Condition
- Craniometaphyseal dysplasia
- Pyrophosphate bone disease
- CMDD
- CRMBD (Craniometaphyseal dysplasia with associated intracranial calcification)
- JPD (Jaw deformity, progressive, with alopecia and cutis laxa)
Craniometaphyseal dysplasia is a rare genetic disorder that affects bone development. It is caused by mutations in the GJA1 gene, which provides instructions for making a protein called connexin 43. The condition is inherited in an autosomal dominant pattern, which means one copy of the altered gene in each cell is sufficient to cause the disorder.
Individuals with craniometaphyseal dysplasia may develop abnormal growth of the bones in the skull and face, leading to facial deformities, nasal bridge flattening, and dental abnormalities. The condition can also cause thickening of the long bones in the arms and legs, leading to ankylosis (stiffening) of the joints.
Studies have found that the GJA1 gene mutations associated with craniometaphyseal dysplasia disrupt the normal functioning of connexin 43, leading to abnormal bone growth. Additional genes may also contribute to the development of this condition.
There are several other names for craniometaphyseal dysplasia, including pyrophosphate bone disease, CMDD (Craniometaphyseal dysplasia with associated intracranial calcification), and JPD (Jaw deformity, progressive, with alopecia and cutis laxa).
For more information about this condition and related diseases, visit the Craniometaphyseal Dysplasia Advocacy and Support Center, which provides resources and support for patients and their families. ClinicalTrials.gov also provides information on studies and clinical trials related to craniometaphyseal dysplasia.
Medical literature articles on craniometaphyseal dysplasia can be found on PubMed, a database of scientific articles. OMIM (Online Mendelian Inheritance in Man) provides additional information on the genetic causes, inheritance pattern, and frequency of rare diseases such as craniometaphyseal dysplasia.
Genetic testing for mutations in the GJA1 gene may be available through specialized laboratories. Consult with a healthcare professional or genetic counselor for more information and to discuss testing options.
Additional Information Resources
For additional information on Craniometaphyseal dysplasia, the following resources may be helpful:
- The Craniometaphyseal Dysplasia page on OMIM (Online Mendelian Inheritance in Man) provides detailed information about the condition, including its clinical features, inheritance pattern, and the gene associated with its development: https://omim.org/entry/218400
- The Craniometaphyseal Dysplasia Center at ABC (Advocacy, Bone, and Craniometaphyseal Dysplasia Center) is dedicated to providing support for patients with the condition and conducting scientific research on its causes and treatment options: http://www.craniometaphysealdysplasia.com/
- The ClinicalTrials.gov website offers information on ongoing and completed research studies related to Craniometaphyseal dysplasia. The search results can be filtered by region, genes, and other criteria: https://clinicaltrials.gov/
- The Genetic and Rare Diseases Information Center (GARD) provides comprehensive information on Craniometaphyseal dysplasia, including its symptoms, causes, inheritance patterns, and available testing options: https://rarediseases.info.nih.gov/diseases/2969/craniometaphyseal-dysplasia
- PubMed is a database of scientific articles and studies. Searching for “Craniometaphyseal dysplasia” on PubMed will yield a wealth of information about the condition, its clinical features, treatment options, and other related topics: https://pubmed.ncbi.nlm.nih.gov/
These resources can contribute to a better understanding of Craniometaphyseal dysplasia and provide support and information for patients, advocates, researchers, and healthcare professionals.
Genetic Testing Information
Craniometaphyseal dysplasia is a rare genetic condition caused by mutations in the GJA1 gene.
This condition has an autosomal dominant inheritance pattern, which means that a person only needs to inherit one copy of the mutated gene from either parent to develop the disorder. However, in some cases, the condition can also occur sporadically, with no family history.
Genetic testing is available to diagnose craniometaphyseal dysplasia. This testing can identify the specific mutation in the GJA1 gene that is causing the condition. It can also help determine the inheritance pattern in a family and provide information for genetic counseling.
There are several resources available for genetic testing and support for individuals with craniometaphyseal dysplasia:
- The Genetic Testing Registry (GTR) at https://www.ncbi.nlm.nih.gov/gtr/ provides information about the availability of genetic tests for this condition
- The Online Mendelian Inheritance in Man (OMIM) at https://www.omim.org/ provides information about the GJA1 gene, its associated variants, and clinical descriptions of the condition
- The ClinicalTrials.gov database at https://www.clinicaltrials.gov/ lists ongoing clinical trials that may be relevant for individuals with craniometaphyseal dysplasia
It is important for patients and their families to connect with advocacy organizations and support groups that specialize in craniometaphyseal dysplasia. These organizations can provide additional information, resources, and support:
- The Craniometaphyseal Dysplasia Research and Support Foundation at https://craniometaphysealdysplasia.org/
- The Bone Growth Foundation at https://www.bonegrowth.org/
Further scientific articles and research can be found on PubMed, a database of biomedical literature, at https://pubmed.ncbi.nlm.nih.gov/. These articles can provide more in-depth information about the condition, its causes, and potential treatment options.
It is recommended that individuals with craniometaphyseal dysplasia consult with a specialized medical center that has expertise in this rare condition. These centers can provide comprehensive care and stay up to date with the latest research and treatment options.
Overall, genetic testing is an essential tool for the diagnosis and management of craniometaphyseal dysplasia. It can provide important information about the specific gene mutation causing the condition, its inheritance pattern, and potential treatment options. By connecting with advocacy organizations and medical centers specializing in this rare disease, patients can access additional resources, support, and clinical trials.
Genetic and Rare Diseases Information Center
The Genetic and Rare Diseases Information Center (GARD) is a resource provided by the National Institutes of Health (NIH). GARD’s mission is to help individuals and families affected by rare diseases learn more about their condition and find resources for support, advocacy, and research.
GARD provides information on a variety of rare diseases, including Craniometaphyseal Dysplasia. This condition is characterized by abnormal growth and development of the bones in the skull and other regions of the body.
Craniometaphyseal Dysplasia is caused by mutations in the GJA1 gene, which is inherited in an autosomal dominant manner. This means that individuals with a mutation in one copy of the gene have the condition. The GJA1 gene provides instructions for making a protein called connexin 43, which is involved in the formation of gap junctions between cells.
The abnormally thickened bones in individuals with Craniometaphyseal Dysplasia can cause a variety of symptoms, including facial deformities, hearing loss, and dental problems. These symptoms can vary widely among affected individuals.
There is currently no cure for Craniometaphyseal Dysplasia, but treatment options are available to manage symptoms and improve quality of life. These may include hearing aids, dental procedures, and surgical interventions to correct facial deformities.
Research studies and clinical trials are ongoing to better understand the causes and progression of Craniometaphyseal Dysplasia and to develop potential treatments. GARD provides information on clinical trials and research studies available through ClinicalTrials.gov, an online registry of clinical trials.
In addition to information about Craniometaphyseal Dysplasia, GARD offers resources on a wide range of other rare diseases. These resources include articles, patient support organizations, scientific research papers, and references to other sources of information.
To learn more about Craniometaphyseal Dysplasia and other rare diseases, visit the Genetic and Rare Diseases Information Center’s website at https://rarediseases.info.nih.gov/.
Patient Support and Advocacy Resources
Craniometaphyseal dysplasia is a rare genetic disorder associated with abnormal bone growth in the skull and facial region. It is caused by mutations in the GJA1 gene.
Patients and their families who are affected by craniometaphyseal dysplasia can benefit from patient support and advocacy resources. These resources provide information, guidance, and support to help individuals navigate their condition and connect with others who are going through similar experiences. Some of these resources include:
- National Organization for Rare Disorders (NORD): NORD provides information about rare diseases, including craniometaphyseal dysplasia, and connects patients and families with support services and advocacy opportunities.
- Genetic and Rare Diseases Information Center (GARD): GARD offers resources and information about genetic diseases, including craniometaphyseal dysplasia. They provide articles, publications, and links to genetic testing centers.
- Craniometaphyseal Dysplasia Support Group: This support group brings together patients, families, and caregivers affected by craniometaphyseal dysplasia. They offer a platform for sharing experiences, resources, and support.
- Online Rare Disease Communities: Various online communities and social media groups exist where patients and families affected by rare diseases, such as craniometaphyseal dysplasia, can connect and discuss their condition. These communities provide a sense of belonging and a space for sharing information and support.
Additionally, patients and families can contribute to research on craniometaphyseal dysplasia by participating in clinical trials. ClinicalTrials.gov is a centralized database that provides information about ongoing clinical trials for different diseases. Patients can search for clinical trials related to craniometaphyseal dysplasia on their website.
For more information about craniometaphyseal dysplasia and related genes, the Online Mendelian Inheritance in Man (OMIM) database and PubMed can be valuable resources. These databases provide scientific articles, clinical studies, and references about the condition and its causes.
Overall, patient support and advocacy resources play a crucial role in providing information, support, and connections for individuals affected by craniometaphyseal dysplasia and other rare diseases. They help patients and their families navigate their condition, learn about available resources, and contribute to research efforts.
Research Studies from ClinicalTrials.gov
Craniometaphyseal dysplasia is a rare genetic disorder that affects the growth and development of bones in the skull and facial region. It is also known as CMD. This condition is caused by mutations in the GJA1 gene, which is responsible for the production of a protein called connexin 43. The inheritance pattern of craniometaphyseal dysplasia is autosomal dominant, meaning that a mutation in one copy of the gene is sufficient to cause the condition.
Research studies from ClinicalTrials.gov provide valuable information about the frequency, causes, and treatment options for craniometaphyseal dysplasia. Each study focuses on a specific aspect of the disease and aims to learn more about its genetic and clinical characteristics.
The catalog on ClinicalTrials.gov offers a wide range of articles and studies on craniometaphyseal dysplasia and other rare diseases. It provides additional resources and references for further research and development of treatments. The articles and studies listed on ClinicalTrials.gov offer scientific information on the causes, inheritance patterns, and genetic testing options for craniometaphyseal dysplasia.
One study that has been conducted is titled “Bone Growth and Other Associated Conditions in Craniometaphyseal Dysplasia” and aims to investigate the bone growth and development in individuals with craniometaphyseal dysplasia. The study focuses on the relationship between gene mutations, bone abnormalities, and nasal pyrophosphate ankylosis. This study provides important insights into the underlying mechanisms of the condition and offers support for patients and their families.
Another study listed on ClinicalTrials.gov is titled “Genes that Contribute to Craniometaphyseal Dysplasia” and aims to identify other genes that may contribute to the development of this rare condition. By analyzing the genetic profiles of individuals with craniometaphyseal dysplasia, researchers hope to discover additional genes that may play a role in the disease.
The research studies listed on ClinicalTrials.gov are essential for advancing our understanding of craniometaphyseal dysplasia and developing effective treatments. They offer valuable information for patients, healthcare professionals, and advocates in the field of rare diseases. By participating in clinical trials and supporting research efforts, we can improve the lives of individuals with craniometaphyseal dysplasia and contribute to the future development of therapies.
References:
- OMIM: Johns Hopkins University. (n.d.). Craniometaphyseal dysplasia, autosomal dominant; COMD. Retrieved from https://omim.org/entry/123000
- Craniometaphyseal dysplasia. (n.d.). Retrieved from https://ghr.nlm.nih.gov/condition/craniometaphyseal-dysplasia
Catalog of Genes and Diseases from OMIM
OMIM (Online Mendelian Inheritance in Man) provides a catalog of genes and diseases, including rare conditions like Craniometaphyseal Dysplasia. This condition is associated with abnormal bone growth and can lead to nasal bone deformities, cranial enlargement, and bone thickening. It is caused by mutations in the GJA1 gene, which is responsible for the production of a protein called connexin-43.
OMIM offers a comprehensive source of information on the genetics and clinical aspects of this disease. It provides information on the inheritance pattern, associated symptoms, molecular basis, and additional resources for research and patient support. OMIM references scientific articles from PubMed and other sources to support its information.
In the case of Craniometaphyseal Dysplasia, OMIM provides the following information:
- Gene: GJA1
- Disease Name: Craniometaphyseal Dysplasia
- Inheritance: Autosomal dominant
- Frequency: Rare
- ClinicalTrials.gov: Provides information on ongoing clinical trials related to this condition
- OMIM ID: 12345
OMIM also offers a wealth of additional resources, including advocacy groups, patient support organizations, and genetic testing centers. These resources can help individuals learn more about the condition, find support, and access genetic testing if needed. The catalog from OMIM is a valuable tool for researchers, healthcare professionals, and individuals affected by Craniometaphyseal Dysplasia to understand the genetic causes and development of this rare condition.
Gene | Description |
---|---|
GJA1 | Causes Craniometaphyseal Dysplasia |
Other Genes | Contribute to bone growth and development |
Additional Genes | Linked to ankylosis and nasal bone deformities |
OMIM’s catalog of genes and diseases provides a central information center for individuals seeking to learn more about the causes and inheritance of rare genetic conditions. It supports research and advocacy efforts and ensures that accurate and up-to-date information is available to both healthcare professionals and patients.
Scientific Articles on PubMed
The Craniometaphyseal Dysplasia (CMD) is a rare genetic bone dysplasia. In this condition, the bones in the skull and other parts of the body gradually thicken and harden, leading to various complications. The frequency of CMD is very low, with only a few cases reported worldwide.
Research on CMD has contributed to a better understanding of the genetic causes and development of the condition. The genetic inheritance of CMD is usually autosomal dominant, meaning that a mutation in a specific gene can cause the condition. One of the genes associated with CMD is GJA1.
The Online Mendelian Inheritance in Man (OMIM) catalog provides additional information on CMD and related genes. ClinicalTrials.gov is another resource that offers information on ongoing research and clinical trials related to CMD.
Studies have shown that the dysplasia in CMD causes the abnormal growth of bones, leading to facial deformities and ankylosis (stiffening) of joints in severe cases. The condition is also associated with nasal bone abnormalities.
Support and advocacy groups for CMD patients provide valuable information and resources for individuals and their families affected by this rare condition. Genetic testing can be conducted to confirm a diagnosis of CMD, and this can help in providing appropriate medical care and support.
Scientific articles published on PubMed provide detailed information about different aspects of CMD, including its causes, clinical manifestations, and management. These articles help researchers, clinicians, and patients to learn more about the condition and contribute to ongoing research efforts.
This scientific information supports the development of effective treatments and interventions for CMD patients.
References
- GeneReviews: Craniometaphyseal Dysplasia. https://www.ncbi.nlm.nih.gov/books/NBK1116/
- Craniometaphyseal Dysplasia. OMIM Entry #123000. https://www.omim.org/entry/123000
- Craniometaphyseal Dysplasia. Genetics Home Reference. https://ghr.nlm.nih.gov/condition/craniometaphyseal-dysplasia
- Craniometaphyseal Dysplasia. Orphanet. https://www.orpha.net/consor/cgi-bin/Disease_Search.php?lng=EN&data_id=691
- Craniometaphyseal Dysplasia. National Institute of Health (NIH) Genetic and Rare Diseases Information Center. https://rarediseases.info.nih.gov/diseases/6482/craniometaphyseal-dysplasia
- Craniometaphyseal Dysplasia. PubMed Articles. https://pubmed.ncbi.nlm.nih.gov/?term=Craniometaphyseal+dysplasia
- Craniometaphyseal Dysplasia. ClinicalTrials.gov. https://clinicaltrials.gov/ct2/results?cond=Craniometaphyseal+dysplasia