<prompt> Raised LDH levels in aqueous is seen inGalctosemiaGlaucomaHemangioblastomaRetinoblastoma  <response>: All the three enzymes: LDHlactose dehydrogenase NSEneuron specific enolase PGIphosphoglucoisemerase Are raised in patients of Retinoblastoma Refer khurana 6e p 303 