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Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas
Published on: January 17, 2018
Sphenoidal-clival neoformation: an endoscopic approach
Evaristo Belli1, Andrea Di Benedetto, Guido Rendine
1Department of Maxillo Facial Surgery, II Faculty of Medicine and Surgery Sapienza University, Sant'Andrea Hospital, Rome, Italy.
The Journal of Craniofacial Surgery
|March 17, 2012
Summary
The cranial base develops via endochondral ossification, unlike other facial bones. This process explains disembryogenic cysts in the sphenoid bone, as seen in a treated clival-sphenoidal neoformation case.
Area of Science:
- Developmental biology
- Craniofacial anatomy
- Surgical innovation
Background:
- The cranial base exhibits dual embryologic origins: anteriorly from neural crest and posteriorly from paraxial mesoderm.
- Unlike most craniofacial bones formed via intramembranous ossification, the cranial base develops through endochondral ossification, involving a cartilage precursor (chondrocranium).
- Synchondroses, cartilaginous structures connecting cranial base bones, resemble long-bone growth plates.
Observation:
- The distinct developmental pathway of the cranial base supports the occurrence of disembryogenic cysts.
- A case involving a neoformation in the clival-sphenoidal region is presented.
Findings:
- The study highlights the unique ossification process of the cranial base, justifying the presence of disembryogenic cysts.
- The presented case demonstrates successful treatment of a clival-sphenoidal neoformation.
Implications:
- Understanding cranial base development is crucial for diagnosing and managing related pathologies.
- Transnasal-endoscopic approaches offer effective treatment for specific cranial base neoformations.
- Further research into disembryogenic cyst formation in the cranial base is warranted.
