1. Bronze hyperpigmentation is seen in hemochromatosis and arsenic intoxication.

2. Their characterlstic associated abnormalities include peripheral pancytopenia, hyperpigmentation, deformity of the thumbs and genital hypoplasia.

3. Pituitary tumors may also cause generalized hyperpigmentation as a result of increased secretion of melanocyte-stimulating hormone (MSH).

4. The patient presented with ivory white scars, telangiectasis[/hyperpigmentation.html], hyperpigmentation and ulcerations on the both lower legs.

5. There were no hyperpigmentation or hypopigmentation or hypertrophic or atrophic scarring in the part from 6 to30 months after last treatment.

6. One ingredient found to be useful in the treatment of hyperpigmentation disorders is Rumex extract.

7. Some patients with acne vulgaris, papular urticaria and lip hyperpigmentation also had positive patch test.

8. Conclusions Skin changes of arsenism begin from hyperkeratosis, next affected by depigmentation and hyperpigmentation.

9. Objective To investigate the inhibitory effect of nicotinamide on hyperpigmentation induced by UVB.

10. The optic nerve head looks white ( glial scar ) and is surrounded by hyperpigmentation.

11. In human being, tyrosinase is the key enzyme for melanin biosynthesis, and is associated with melanin hyperpigmentation such as melasma, freckles, ephelide, senile lentigines.