preferred_name: Optic disc or retinal nerve fiber layer structural abnormalities &#x7C; Left eye &#x7C; Eye physical exam
preferred_name_lc: optic disc or retinal nerve fiber layer structural abnormalities &#x7c; left eye &#x7c; eye physical exam
label: Optic disc or retinal nerve fiber layer structural abnormalities &#x7C; Left eye &#x7C; Eye physical exam
label_lc: optic disc or retinal nerve fiber layer structural abnormalities &#x7c; left eye &#x7c; eye physical exam