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Updated: Jun 17, 2026

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Published on: February 15, 2022

Severe visual loss after ear surgery.

Huseyin Isildak¹, Emin Karaman, Mehmet Yilmaz

¹Otolaryngology Department, Cerrahpasa Medical Faculty, Istanbul University, Istanbul, Turkey. mdhuseyin@gmail.com

The Journal of Craniofacial Surgery

|January 15, 2010

Summary

Sigmoid sinus thrombosis, a rare complication of otitis media, occurred after surgery in a patient with contralateral sigmoid sinus hypoplasia. This led to increased intracranial pressure and vision loss.

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Last Updated: Jun 17, 2026

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Published on: February 15, 2022

Area of Science:

Neurology
Otolaryngology
Radiology

Background:

Sigmoid sinus thrombosis (SST) was historically a common intracranial complication of otitis media.
Antibiotic advancements have reduced the incidence of SST.
Sigmoid sinus hypoplasia affects approximately 17% of the population.

Observation:

A unique case of SST developed secondary to surgical injury in a patient with contralateral sigmoid sinus hypoplasia.
The patient presented with symptoms of otitic hydrocephalus and increased intracranial pressure.

Findings:

Prominent features included papilledema, oculomotor nerve palsy, abducens nerve palsy, and severe ipsilateral visual loss.
The contralateral sigmoid sinus hypoplasia was a significant factor in the patient's presentation and management.
Surgical interventions involving the sigmoid sinus and jugular bulb were contraindicated due to the risk of postoperative intracranial hypertension.

Implications:

This case highlights the importance of considering venous sinus anatomy in surgical planning.
It underscores the potential for rare complications even with advancements in medical treatment.
Further research into the relationship between sigmoid sinus hypoplasia and thrombosis is warranted.