albinism

congenital achromia (

=albinism)先天性色素缺乏, 白化

Oculocutaneous albinism(OCA) is a group of autosomal recessive disorders of melanin synthesis,which is characterized by congenital hypopigmentation of skin,hair and eyes.

眼皮肤白化是由于黑色素合成相关基因突变导致眼、皮肤、毛发黑色素少或缺乏引起一类常染色体隐形遗传疾总称。

Several non-infectious diseases including the leaf red spot, gummosis, herbicide in jury, typhoon damage and genetic albinism and an unidentified leaf crinkle disease are also described.

此外非原性害包括红斑、流胶、除草剂药害、风害及遗传性白化症等，以及因不明之尾叶桉皱叶亦在文内叙述之。