1, Objective To investigate the riskfactorsfor development of melanosis coli.

2, Leptomeningeal melanosis is malignant in 40-50% of patients with neurocutaneous melanosis.

3, Methods 30 patients with melanosis coli was reviewed with clinical symptoms, electron endoscopy features and pathological characters.

4, To the pations having been diagnosed of melanosis coli, it is necessary to followed-up periodically examine by endoscopy.

5, Riehl's melanosis is a pigmented dermatitis that develops over the face and neck, which affects the appearance of patients.

6, Objective:To investigate the pathogenic factors of colon melanosis and its outcome.

7, Objective: To explore the causes and pathogenesis of melanosis coli as well as its relationship with age, sex and colorectal neoplasm.

8, Benign leptomeningeal melanosis occurs when there are areas of proliferation of sheets or nests of melanocytes without frank malignant change.

9, Melanosis coli is mainly related with constipation and abuse of laxatives and possibly related with neoplasm.

10, Ocular Melanosis is a disease of the eye which in dogs is almost found exclusively in the Cairn Terrier.

11, Methods The review analyzed 26 cases colons melanosis in recent years.

12, Conclusion:Melanosis coli is mainly related with constipation and abuse of laxatives.

13, Melanin-containing lesions,(http:///melanosis.html) such as metastasis from melanoma and leptomeningeal melanosis.

14, Objective To analyze the pathogenesis endoscopic characteristic prevention and cure measures for melanosis coli.

15, Melasma, also known as liver spots, is a facial melanosis, is the onset of calm in the face of the pigment spots.

16, Objective To investigate the effects of asiaticoside ointment on skin pigmentation to provide evidence for its used in skin melanosis disorders.

17, THE FIRST SIGN of poisoning, which may appear as long as 10 years after someone starts drinking arsenic-laden water, is black spots on the upper chest, back and arms, known as melanosis .

18, Objective: To investigate the etiology and endoscopic features of colon melanosis .

19, "We are beginning to see the effect of drinking clean water on patients being cured of melanosis and keratosis [skin ailments], and most people feel better," he said.