Show Summary Details
Page of

Disorders of pigmentation 

Disorders of pigmentation
Chapter:
Disorders of pigmentation
Author(s):

Eugene Healy

DOI:
10.1093/med/9780199204854.003.2308_update_001

July 30, 2015: This chapter has been re-evaluated and remains up-to-date. No changes have been necessary.

Update:

Several minor updates made, including on (1) vitiligo as a protective factor for skin cancer; (2) Hermansky-Pudlak syndrome.

Updated on 28 Nov 2013. The previous version of this content can be found here.
Page of

PRINTED FROM OXFORD MEDICINE ONLINE (www.oxfordmedicine.com). © Oxford University Press, 2015. All Rights Reserved. Under the terms of the licence agreement, an individual user may print out a PDF of a single chapter of a title in Oxford Medicine Online for personal use (for details see Privacy Policy).

date: 18 October 2017

Normal human skin colour results from the reflection of light from haemoglobin in blood, and carotenoids and melanin pigmentation in skin. The melanin pigmentation is the major component determining differences in skin colour between races.

Increases and decreases in skin pigmentation (hyperpigmentation and hypopigmentation, respectively) may be localized or generalized, can result from a wide variety of physiological or pathological processes, including both genetic and acquired factors, and may reflect underlying systemic disease....

Access to the complete content on Oxford Medicine Online requires a subscription or purchase. Public users are able to search the site and view the abstracts for each book and chapter without a subscription.

Please subscribe or login to access full text content.

If you have purchased a print title that contains an access token, please see the token for information about how to register your code.

For questions on access or troubleshooting, please check our FAQs, and if you can't find the answer there, please contact us.