Back ضغط العين Arabic Očni pritisak BS Pressió intraocular Catalan Nitrooční tlak Czech Augeninnendruck German Presión intraocular Spanish Begi barneko presio Basque فشار داخل چشم Persian Silmänpaine Finnish Tension oculaire French
Intraocular pressure (IOP) is the fluid pressure inside the eye. Tonometry is the method eye care professionals use to determine this. IOP is an important aspect in the evaluation of patients at risk of glaucoma.[1] Most tonometers are calibrated to measure pressure in millimeters of mercury (mmHg).