Assessment of Orbital Compartment Pressure: A Comprehensive Review

The orbit is a closed compartment defined by the orbital bones and the orbital septum. Some diseases of the orbit and the optic nerve are associated with an increased orbital compartment pressure (OCP), e.g., retrobulbar hemorrhage or thyroid eye disease. Our aim was to review the literature on the...

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Main Authors: Tim J. Enz, Markus Tschopp
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/12/6/1481
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author Tim J. Enz
Markus Tschopp
author_facet Tim J. Enz
Markus Tschopp
author_sort Tim J. Enz
collection DOAJ
description The orbit is a closed compartment defined by the orbital bones and the orbital septum. Some diseases of the orbit and the optic nerve are associated with an increased orbital compartment pressure (OCP), e.g., retrobulbar hemorrhage or thyroid eye disease. Our aim was to review the literature on the different approaches to assess OCP. Historically, an assessment of the tissue resistance provoked by the retropulsion of the eye bulb was the method of choice for estimating OCP, either by digital palpation or with specifically designed devices. We found a total of 20 articles reporting direct OCP measurement in animals, cadavers and humans. In nine studies, OCP was directly measured in humans, of which five used a minimally invasive approach. Two groups used experimental/custom devices, whilst the others applied commercially available devices commonly used for monitoring the compartment syndromes of the limbs. None of the nine articles on direct OCP measurements in humans reported complications. Today, OCP is mainly estimated using clinical findings considered surrogates, e.g., elevated intraocular pressure or proptosis. These diagnostic markers appear to reliably indicate elevated OCP. However, particularly minimally invasive approaches show promises for direct OCP measurements. In the future, more sophisticated, specifically designed equipment might allow for even better and safer measurements and hence facilitate the diagnosis and monitoring of orbital diseases.
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spelling doaj.art-bd67d0b91208410ba833d1d4200beb7e2023-11-23T16:18:52ZengMDPI AGDiagnostics2075-44182022-06-01126148110.3390/diagnostics12061481Assessment of Orbital Compartment Pressure: A Comprehensive ReviewTim J. Enz0Markus Tschopp1Department of Ophthalmology, University of Basel, CH-4031 Basel, SwitzerlandDepartment of Ophthalmology, Cantonal Hospital Aarau, CH-5001 Aarau, SwitzerlandThe orbit is a closed compartment defined by the orbital bones and the orbital septum. Some diseases of the orbit and the optic nerve are associated with an increased orbital compartment pressure (OCP), e.g., retrobulbar hemorrhage or thyroid eye disease. Our aim was to review the literature on the different approaches to assess OCP. Historically, an assessment of the tissue resistance provoked by the retropulsion of the eye bulb was the method of choice for estimating OCP, either by digital palpation or with specifically designed devices. We found a total of 20 articles reporting direct OCP measurement in animals, cadavers and humans. In nine studies, OCP was directly measured in humans, of which five used a minimally invasive approach. Two groups used experimental/custom devices, whilst the others applied commercially available devices commonly used for monitoring the compartment syndromes of the limbs. None of the nine articles on direct OCP measurements in humans reported complications. Today, OCP is mainly estimated using clinical findings considered surrogates, e.g., elevated intraocular pressure or proptosis. These diagnostic markers appear to reliably indicate elevated OCP. However, particularly minimally invasive approaches show promises for direct OCP measurements. In the future, more sophisticated, specifically designed equipment might allow for even better and safer measurements and hence facilitate the diagnosis and monitoring of orbital diseases.https://www.mdpi.com/2075-4418/12/6/1481orbital compartment pressureminimally invasive measurementorbital compartment syndromethyroid eye disease
spellingShingle Tim J. Enz
Markus Tschopp
Assessment of Orbital Compartment Pressure: A Comprehensive Review
Diagnostics
orbital compartment pressure
minimally invasive measurement
orbital compartment syndrome
thyroid eye disease
title Assessment of Orbital Compartment Pressure: A Comprehensive Review
title_full Assessment of Orbital Compartment Pressure: A Comprehensive Review
title_fullStr Assessment of Orbital Compartment Pressure: A Comprehensive Review
title_full_unstemmed Assessment of Orbital Compartment Pressure: A Comprehensive Review
title_short Assessment of Orbital Compartment Pressure: A Comprehensive Review
title_sort assessment of orbital compartment pressure a comprehensive review
topic orbital compartment pressure
minimally invasive measurement
orbital compartment syndrome
thyroid eye disease
url https://www.mdpi.com/2075-4418/12/6/1481
work_keys_str_mv AT timjenz assessmentoforbitalcompartmentpressureacomprehensivereview
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