<prompt> Which of the following is true about degenerative myopia? AIIMS November 2013, May 2013More common in males as compared to femalesMyopic degeneration can lead to retinal detachmentIt is seen in -6 Diopters myopiaRetinal tear is less common and it is a late complication  <response>: Ans. b. Myopic degeneration can lead to retinal detachment Ref: Khurana 4e p34Myopic degeneration can lead to retinal detachment.Pathological MyopiaDegenerativeProgressive myopiaPathological MyopiaDegenerative Progressive myopia is a rapidly progressive error which starts in childhood at 5-10 years of ageResults in high myopiaQ -6 D during early adult lifeLess common, seen in 2 of populationEtiology:Results from rapid axial growth of eyeballEtiological hypothesis:Genetic Factors Major role and General Growth Process Minor role More growth of retina Stretching of sclera Increased axial lengthQ Degeneration of choroidQ Degeneration of retinaQ Degeneration of vitreousQ Clinical Features:SymptomsSigns Defective visionQ Muscae volitantes Night blindness Prominent eye balls Large cornea Deep anterior chamber Slightly large pupils, react slugguishly to lightFundus Examination:Myopic crescentsQ on temporal edge of optic discFoster fuchs spotQ dark red patch at macula due to retinal neovascularization and Choroidal hemorrhageCystoid degenerationQPeripheral retinal degeneration lattice and snail track degenerationQPosterior staphylomaQComplications of Pathological Myopia Retinal detachmentQ Complicated cataractQ Vitreous hemorrhageQ Choroidal hemorrhageQTreatment:Optical treatment of myopia by concave lensesSurgical treatment 