Hi sir, My father (age 56) are suffering from glaucoma problems so as per doctor's opinion he have start to take anti glaucoma Rx. At this he never possible read number plate of car from 20ft distance. As per laser centre report- He has BE anterior segment normal. IOP- RE 9, LE 11hg @12 noon BE fundus - RE disc 0.8 CDR with inferior thinning, LE 0.7 CDR. BE perimetry -RE reduced sensitivity in superior field. LE show reduced sensitivity in sup - nasal fields, OCT ONH -RE show NRR thinning LE NRR and RNFL thickness normal. ADV- Prefer to start anti glaucoma Rx. In this case operation is necessary and iffectable or not. Please guide me which treatment is best for him. Regards,