Published in Languages and Cultures in Tradition

The Hippocratic text “On Sight” (Περὶ ὄψιος) is the oldest treatise on ophthalmological conditions in the history of medicine and addresses the medical art in its three basic acts (diagnosis, prognosis, and therapy), guided by the professional calling toward an ethics focused on the patient’s beneficence and non-maleficence, established principles of medical ethics. This work aims to present the original text translated into Portuguese with commentaries based on contemporary technical and scientific knowledge that can support the comprehension of this ancient text.