色素沉着

Conclusion Melanosis coli is inflammation,benign,reversibility chromatosis as characteristic,the disease is related to taking anthracene for long time constipation.

结论结肠变是结肠的一种非炎症性、良性、可逆性的以沉着为特征的变,该的发生与长期便秘服用蒽琨类泻剂有关。

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

眼皮肤是于合成相关基因突变导致眼、皮肤、毛发沉着减少或缺乏引起的一类常染体隐形遗传疾的总称。

Histopathology showed moderate hyperkeratosis and rete ridge elongation with the epidermal thinning above the papillar layer and a few melanophages in the dermis.

腋下、腹股沟、乳房下沉着15年,无明显自觉症状。