<prompt> Blue sclera is seen in-AlkaptonuriaOsteogenesis imperfectaTurners syndromeKawasaki syndrome  <response>: It is an asymptomatic condition characterised by marked, generalised blue discolouration of sclera due to thinning Fig. 6.7. It is a typical association of osteogenesis imperfecta. Its other causes are Marfan;s syndrome, Ehlers-Danlos syndrome, pseudoxanthoma elasticum, buphthalmos, high myopia and healed scleritis. 