Pale implies a faintness or absence of color, which may be natural when applied to things, the pale blue of a violet, but when used to refer to the human face usually means an unnatural and often temporary absence of color, as arising from sickness or sudden emotion: pale cheeks.
This condition is inherited in an autosomal dominant pattern, which means one copy of the altered gene in each cell is sufficient to cause the disorder. In most cases, an affected person has one parent with the condition.
autosomal inheritance, a pattern of inheritance in which the transmission of traits depends on the presence or absence of certain alleles on the autosomes.The pattern may be dominant or recessive, and males and females are usually affected with equal frequency.The majority of hereditary disorders are the result of a defective gene on an autosome. Kinds of autosomal inheritance are autosomal-dominant inheritance and autosomal-recessive inheritance.utosomal inheritance, a pattern of inheritance in which the transmission of traits depends on the presence or absence of certain alleles on the autosomes.