Different Endoscopic Approaches for Sphenoid Sinus
For patients and families
In plain language
An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.
- What is being studied
- The protocol lists: endoscopic sinus surgery.
- Who it may be relevant to
- Registry conditions: Sphenoid Sinus, Endoscopic Sinus Surgery. Basic parameters: No limits · All.
- What needs checking
- Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
- Where it takes place
- Egypt
- Next step
- Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
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Official title
Different Approaches for Sphenoid Sinus
Overview
* Identification of the most effective approach for different lesion types * Correlation between approach and complication rates
Detailed description
The sphenoid sinus is one of the most anatomically complex and surgically challenging paranasal sinuses due to its deep location ,wide anatomical variation and proximity to critical neurovascular structures.
Important structures are adjacent to the sphenoid sinus include the dura, pituitary, optic nerve, cavernous sinus, pterygoid canal and nerve, internal carotid artery, and cranial nerves III, IV, VI, V1, V2, which are vulnerable to injury with sphenoid disease.
Wide anatomical variation such as Degree of Pneumatization , Septation Patterns , Sinus Size and Shape, Ostium Location ,Onodi Cells, Prominence or dehiscence of nearby structures.
Therefore, surgeons must carefully select the extent of dissection to create a sphenoid opening that matches the patient's pathology while avoiding the risks associated with overly extensive openings and drilling, which may prolong healing and increase the likelihood of scarring and stenosis.
Diagnostic nasal endoscopy procedures and imaging techniques are of great value for an early and precise diagnosis.
Moreover, endoscopic sinus surgery is a safe and effective technique that allows a direct route to the sphenoid sinus.
Because of its close vicinity to important and vulnerable structures of the skull base, delay in diagnosis and treatment can be potentially lethal.
Sphenoid sinus lesions may range from mild, isolated inflammation to erosive tumors with cranial nerve deficits or cases requiring access to a pneumatized lateral recess .
Additionally, conditions such as tumors, encephaloceles, mucoceles, and skull base lesions demand extra preoperative planning and careful technique selection.
Interventions
- Procedure endoscopic sinus surgery
Different approaches include: type I, sphenoid ostial dilation. type IIa, transnasal sphenoidotomy (sphenoidotomy without ethmoidectomy). type IIb, transethmoidal sphenoidotomy (sphenoidotomy with ethmoidectomy). type III, bilateral, common cavity sphenoidotomy, or "sphenoid drill-out;" type IV, transpterygoid approach, to expose the lateral sphenoid sinus recess. type V, sphenoid nasalization, completely removing the sphenoid sinus floor.
Primary outcome measures
- To evaluate different endoscopic surgical approaches to the sphenoid sinus [Time frame: 6 months]
- To evaluate different endoscopic surgical approaches to the sphenoid sinus regarding: * Completence of lesion removal. * Complications. - Csf leakage - Optic nerve injury [Time frame: 6 month]
Eligibility criteria
Inclusion criteria
- Patients with sinonasal lesions involving sphenid sinus with or without skull base extension.
Exclusion criteria
- Severe comorbidities contraindicating surgery
- malignant tumer extend beyond sphenoid sinus requiring open management
Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.
Healthy volunteers: No
Study design
- Allocation
- N/A
- Model
- Single group
- Masking
- Open label
- Primary purpose
- Treatment
Study locations
Egypt · 1 center
- Assiut University Hospital — Asyut
Publications
- https://scholar.google.com/?hl=ar
Identifiers
NCT: NCT07702188 · sphenoid sinus approaches