Albinism in humans Albinism in humans Albinism is a congenital disorder characterized in humans by the complete or partial absence of pigment in the skin, hair and eyes. Albinism is associated with a number of vision defects, such as photophobia, nystagmus, and amblyopia. Lack of skin pigmentation makes for more susceptibility to sunburn and skin cancers. In rare cases such as Chédiak–Higashi syndrome, albinism may be associated with deficiencies in the transportation of melanin granules. This also affects essential granules present in immune cells leading to increased susceptibility to infection. Albinism results from inheritance of recessive gene alleles and is known to affect
Influx of disease in the Caribbean disruption and epidemic diseases such as smallpox and measles (to which they had no natural immunity) led to a decline in the Amerindian population. From 1500 to 1800 the population rose as slaves arrived from West Africa such as the Kongo, Igbo, Akan, Fon and Yoruba. Malaria was spread by the "Anopheles" mosquito and yellow fever was spread by the "Aedes aegypti" mosquito. Mosquitoes would ingest blood from one human who was a carrier of the disease and pass the virus to another human. The presence of mosquitos to act as a vector, combined with a reservoir of infected humans,