Increased Intra-Ocular Pressure (IIOP)

Last updated 20.09.12

 Definition

-  Raised pressure within the cavity of the eyeball

-  N = 10-20 mmHg

 

Features

-  Part of thorough eye exam

-  Determined by tonometer or Tonopen

-  Most important risk factor for glaucoma

-  Increased pressure gradually damages optic nerve --> vision loss

 

Causes

-  Acute Angle Closure Glaucoma

-  Open Glaucoma

-  Trauma

-  Corticosteroid use

-  Opthalmic Zoster

-  Reese-Elsworth Syndrome

-  Drugs: Pentolate

-  Ocular hypertension: increased pressure in absence of optic nerve damage or visual field loss

-  Hyphema

 

Mx

-  As per underlying cause

-  Acetazolamide (CAI) 

 

 

 

References