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Related Concept Videos

Sutures of the Skull01:22

Sutures of the Skull

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The human skull is composed of several bones that come together to protect the brain and support the structures of the face. The junctions where these bones meet are called sutures.
Sutures are immobile joints between adjacent bones of the skull. The narrow gap between the bones is filled with dense, fibrous connective tissue that unites the bones. The long sutures located between the skull bones are not straight but instead follow irregular, tightly twisting paths. These twisting lines tightly...
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Cranial Bones: Superior and Posterior View01:14

Cranial Bones: Superior and Posterior View

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The superior view of the cranium shows the frontal and paired parietal bones.
The frontal bone is the single bone that forms the forehead. At its anterior midline, between the eyebrows, there is a slight depression called the glabella. The frontal bone also forms the supraorbital margin of the orbit. Near the middle of this margin is the supraorbital foramen, the opening that provides passage for a sensory nerve to the forehead. The frontal bone is thickened just above each supraorbital margin,...
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Cranial Bones: Lateral View01:27

Cranial Bones: Lateral View

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The lateral view of the cranium is dominated by temporal, sphenoid, and ethmoid bones.
The temporal bone forms the lower lateral side of the skull. The temporal bone is subdivided into several regions. The flattened upper portion is the squamous portion of the temporal bone. Below this area and projecting anteriorly is the zygomatic process of the temporal bone, which forms the posterior portion of the zygomatic arch. Posteriorly is the mastoid portion of the temporal bone. Projecting...
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Overview of the Skull01:08

Overview of the Skull

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The cranium (skull) is the skeletal structure of the head that supports the face and protects the brain. It is subdivided into the facial bones and the brain case, or cranial vault. The facial bones underlie the facial structures, form the nasal cavity, enclose the eyeballs, and support the teeth of the upper and lower jaws.
The cranial vault surrounds and protects the brain and houses the middle and inner ear structures. This cavity is bounded superiorly by the rounded top of the skull, which...
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Surgical Management Of Parapharyngeal Vagal Schwannomas: A Systematic Review And Practical Considerations For Approach Selection.

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Related Experiment Video

Updated: Jul 19, 2025

Rapid Isolation of BMPR-IB+ Adipose-Derived Stromal Cells for Use in a Calvarial Defect Healing Model
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Multilayer Anterior Skull Base Reconstruction with Cortical Rib Bone Graft: Preliminary Experience.

Matteo Fermi1, Edoardo Serafini2, Alessandro Rosti3

  • 1Department of Otorhinolaryngology Head and Neck Surgery, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy; Department of Medical and Surgical Sciences, Alma Mater Studiorum, University of Bologna, Bologna, Italy.

World Neurosurgery
|August 13, 2023
PubMed
Summary
This summary is machine-generated.

This study shows that using a rib bone graft for anterior skull base reconstruction is a safe and effective method for large defects. This technique helps prevent complications like brain sagging after cancer surgery.

Keywords:
AnteriorCranial fossaEndoscopic endonasal surgeryMultilayer reconstructionSinonasal malignancySkull baseSkull base reconstruction

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Area of Science:

  • Neurosurgery
  • Otolaryngology
  • Plastic Surgery

Background:

  • Anterior skull base reconstruction presents challenges, especially for large defects.
  • Limited options exist for robust support to prevent complications like frontal lobe sagging.

Purpose of the Study:

  • To describe the use of a rib bone graft for anterior skull base reconstruction.
  • To evaluate its safety and efficacy in managing large defects.

Main Methods:

  • Retrospective analysis of 10 patients with large anterior cranial base defects.
  • Multilayer reconstruction incorporating a rib bone graft as an extradural layer.

Main Results:

  • The rib bone graft was successfully used in all 10 patients.
  • No thoracic complications or graft-related side effects were reported.
  • Mean follow-up was 8.0 months.

Conclusions:

  • Cortical rib bone grafts are a safe and effective option for anterior skull base reconstruction.
  • This method provides necessary support for large defects, particularly after tumor resection.