X-linked ichthyosis X-linked ichthyosis X-linked ichthyosis (XLI) (also known as ") is a skin condition caused by the hereditary deficiency of the steroid sulfatase (STS) enzyme that affects 1 in 2000 to 1 in 6000 males. XLI manifests with dry, scaly skin and is due to deletions or mutations in the "STS" gene. XLI can also occur in the context of larger deletions causing contiguous gene syndromes. Treatment is largely aimed at alleviating the skin symptoms. The term is from the Ancient Greek 'ichthys' meaning 'fish'. The major symptoms of XLI include scaling of the skin, particularly on the neck, trunk, and
Sociology of the body of the Structuralist approach in the twentieth century. Especially important within the sociology of the body tradition is the sociology of health and illness. This is because illness may obviously reduce the level of normal functioning of the body. Also, increasingly people in society believe that illness is prevented by fulfilling activities leading to a healthy body (thus changing one's lifestyle) such as dieting and exercise, as well as avoiding anything that can cause damage to the body, like smoking. Moreover, medical science is now able to alter our bodies through plastic surgery, transplanting organs, reproductive aids and even change