About Craniosynostosis (Synostosis)
Craniosynostosis is a birth defect in which the bones in a baby's skull close too early, limiting or slowing down brain growth in that specific part of the skull. It may be classified in the following ways:
- Nonsyndromic Craniosynostosis: The exact cause is unknown, but it may be due to a cell defect in the sutures causing them to fuse too early. Additionally, pressure on the head during fetal development can push the plates of bone in the skull together.
- Syndromic Craniosynostosis: This type is part of a syndrome and occurs alongside other birth defects. It can be caused by mutations in various genes, affecting different parts of the body such as the fingers and toes, skeletal system, or organs like the heart.
A non-modifiable risk factor for craniosynostosis is having a genetic predisposition. Positive family history of craniosynostosis or related syndromes increases the risk.
The modifiable risk factors for craniosynostosis are not well-documented. However, it is important to note that modifiable risk factors generally refer to individual habits and lifestyle influenced by cultural and social factors.
It is always important to consult with a healthcare professional for a comprehensive understanding of risk factors and appropriate management options.
The most common early symptoms of craniosynostosis include:
- Unevenly shaped skull
- Abnormal or missing fontanel (soft spot) on the top of the baby's head
- Raised, hard edge along the suture that has closed too early
- Abnormal growth of the baby's head
As craniosynostosis progresses or becomes more severe, other common symptoms may include:
- Headaches
- Wide or narrow eye sockets
- Learning disabilities
- Vision loss
It's important to note that these symptoms can vary depending on the individual and the specific type of craniosynostosis. Remember to consult with a healthcare professional for personalized advice.
To diagnose this condition, the following examinations, tests, and procedures are commonly performed:
- Physical exam: The healthcare provider will look for physical signs of the condition such as pain, swelling, or abnormal masses in the head.
- Lab tests: Specific lab tests like blood draws may be recommended to gather more information.
- Imaging studies: X-rays or MRI scans can provide detailed images of the skull to assess the bones and sutures.
- Clinical procedures: Hearing tests may be conducted to evaluate any associated hearing problems.
To determine the stage or severity of craniosynostosis, additional examinations, tests, and procedures may include:
- Genetic tests: These tests help identify changes in genes, chromosomes, or proteins that may be associated with craniosynostosis.
- Further imaging studies: CT scans or 3D reconstructions can provide a more comprehensive evaluation of the skull and sutures.
- Consultation with specialists: Referral to a craniofacial specialist or a pediatric neurosurgeon may be recommended for further evaluation and treatment planning.
Remember, the specific examinations, tests, and procedures may vary depending on individual cases. It is important to follow up with your healthcare provider for personalized recommendations.
The goals of treatment for this condition are to achieve adequate intracranial volume, minimize long-term cognitive impairment, and achieve normal cranial shape. The specific treatment options and their mechanisms are as follows:
- Surgical procedures: Surgery is the primary for of treatment for craniosynostosis. The surgical protocol involves a staged approach, which includes suture release, cranial decompression, reshaping of the region, reconstruction, and jaw surgery. These procedures aim to release fused sutures, correct cranial changes, and restore normal cranial shape.
- Speech therapy and physical therapy: Some children may experience speech impediments and muscle tension. This treatment can help improve speech and muscle function.
- Child development support: This support aims to address developmental delays and provide comprehensive care.
It's important to note that medication types are not typically used as primary treatments for Craniosynostosis. Remember to consult with a healthcare professional for personalized treatment recommendations.