Understanding Optic neuropathy is crucial in ophthalmology due to its significant impact on vision and overall eye health. This topic is particularly important due to its diagnostic significance ,diverse causes and management challenges . An early detection plays a crucial role in preservation of vision .It also plays an important role in research especially in the newer diagnostic tools like imaging , genetic testing etc .By staying informed about these conditions ,an Ophthalmologist can provide high quality care to patients and contribute to the advancement in the field.