Blue sclera is seen in-: (A) Alkaptonuria, (B) Osteogenesis imperfecta, (C) Turners' syndrome, (D) Kawasaki syndrome
Answer is B. 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.