ICD-11 definition : X-linked ichthyosis is an X-linked recessive genodermatosis associated with steroid
sulfatase deficiency and elevated plasma cholesterol sulfate. Generalized scaling
is present at or shortly after birth, most prominently over the extremities, neck,
trunk, and buttocks. It occurs only in males and may be associated with testicular
disease and corneal opacities.;
X-linked ichthyosis is an X-linked recessive genodermatosis associated with steroid
sulfatase deficiency and elevated plasma cholesterol sulfate. Generalized scaling
is present at or shortly after birth, most prominently over the extremities, neck,
trunk, and buttocks. It occurs only in males and may be associated with testicular
disease and corneal opacities.