<unk>  <unk>  is the fluid<unk>  inside the eye. Tonometry is the method eye care professionals use to determine this.<unk>  is an important aspect in the evaluation of patients at risk from glaucoma. Most tonometers are calibrated to measure<unk>  in millimeters of mercury (mmHg).
Intraocular pressure
Intracranial pressure
Refractive index
Fundal height
Visual acuity
Vitreous humour
Fundus 
Erythrocyte sedimentation rate