1.Conclusion: Homocystinuria is a rare autosomal-recessive disorder with multiple systemic complications.Progressive myopia and ectopia lentis are common presenting signs in such patients.

1.高胱胺酸尿少见之体染色体隐遗传疾病，可致多样全身并发，其中最常以渐视及水晶体异位呈现。