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Related Experiment Video

Updated: May 8, 2026

Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate

Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate

Published on: September 11, 2013

Mastication induced retrobulbar hemorrhage.

Kimberly D Tran¹, Richard L Scawn, Katherine M Whipple

¹UCSD Shiley Eye Center, Division of Oculofacial Plastic and Reconstructive Surgery , La Jolla, California , USA.

Orbit (Amsterdam, Netherlands)

|August 21, 2013

Summary

A rare case of retrobulbar hemorrhage occurred after orbital decompression surgery, triggered by forceful biting. Prompt surgical intervention restored vision, highlighting a previously undescribed cause of this serious complication.

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Last Updated: May 8, 2026

Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate

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Published on: September 11, 2013

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Published on: June 18, 2021

Area of Science:

Ophthalmology
Surgical Complications
Orbital Surgery

Background:

Retrobulbar hemorrhage is a serious, sight-threatening complication following orbital decompression surgery.
Orbital compartment syndrome can lead to rapid vision loss if not treated promptly.

Observation:

A patient developed sudden retrobulbar hemorrhage 36 hours post-surgery while forcefully biting.
The hemorrhage originated from the temporalis muscle, causing orbital compartment syndrome.

Findings:

Rapid surgical intervention, including canthotomy and cantholysis, was performed.
Vision recovered from absent light perception to 20/20 following the intervention.

Implications:

This case describes a novel cause of retrobulbar hemorrhage induced by mastication.
Early recognition and intervention are crucial for preserving vision in such cases.