<prompt> Which of the following is not true about rhegmatogenous retinal detachment?It is caused due to fibrous bands in the vitreousPresents as floatersSurgery is the primary treatmentCan extend up to ora serrata  <response>: Ans. a. It Is caused due to fibrous bands In the vitreous Ref: Yanoff and Duker 4e p649Fibrous bands in the vitreous lead to fractional retinal detachment, not the rhegmatogenous retinal detachment.A rhegmatogenous retinal detachment RRD occurs when a tear in the retina leads to fluid accumulation with a separation of the neurosensory retina from the underlying retinal pigment epithelium. - Yanoff and Duker 4e p649For explanation, see question no, 168, AIIMS November 2014. 