ICD-11 definition : Normal tension glaucoma is a condition considered to be within the continuum of primary
open-angle glaucoma; the term is used when intraocular pressure is within the statistically
normal range (10-21 mmHg).;
Normal tension glaucoma is a condition considered to be within the continuum of primary
open-angle glaucoma; the term is used when intraocular pressure is within the statistically
normal range (10-21 mmHg).