Uncommon form of normal-tension glaucoma.

Aim: To present diagnostic particularities, assessment of prognosis, and the need for treatment in a case of normal-tension glaucoma.

Methods: - presentation of clinical changes and investigations supporting the diagnosis; - careful anamnesis that disclosed new elements, useful for the evaluation of the case.

Results: after a two-year follow-up period, we can ascertain that the optic atrophy is non-progressive.

Conclusions: the assessment of risk factors and a rigorous anamnesis were significant for the establishment of prognosis and need for treatment.