Sphenoparietal suture

Sphenoparietal suture is a cranial suture that connects the sphenoid bone and the parietal bone in the human skull. This suture is one of many that fuse together during early childhood as part of the body's natural growth process.

Anatomy

The sphenoparietal suture is located on the side of the skull, between the sphenoid and parietal bones. It is one of several sutures that make up the complex structure of the human skull. Other nearby sutures include the coronal suture, the sagittal suture, and the lambdoid suture.

Function

Like all cranial sutures, the sphenoparietal suture serves to connect and secure the bones of the skull. During infancy and early childhood, these sutures are not fully fused, allowing for the rapid growth of the brain and skull. By adulthood, most cranial sutures, including the sphenoparietal suture, have fused completely.

Clinical significance

Abnormalities in the sphenoparietal suture, such as premature fusion (a condition known as craniosynostosis), can lead to a variety of medical issues. These can include abnormal head shape, developmental delays, and increased intracranial pressure. Treatment for craniosynostosis often involves surgery to separate the fused sutures, allowing for normal brain and skull growth.

See also

• Cranial sutures
• Sphenoid bone
• Parietal bone
• Craniosynostosis

References

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  Sphenoparietal suture - lateral view
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  Gray's Anatomy illustration of the Sphenoparietal suture
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  Gray's Anatomy illustration of the Sphenoparietal suture