Pedigrees are used to analyze the pattern of inheritance of a particular trait throughout a family. Pedigrees show the presence or absence of a trait as it relates to the relationship among parents, offspring, and siblings.

What is the purpose of a pedigree?

A pedigree shows relationships between family members and indicates which individuals have certain genetic pathogenic variants, traits, and diseases within a family as well as vital status. A pedigree can be used to determine disease inheritance patterns within a family.

Why pedigree analysis is important?

Importance of Pedigree Analysis. Human pedigree analysis can be used to establish the probability of a child for having a particular disorder or condition. It is also used to discover the locations of genes (x, y or autosome chromosome) one needs to know and to determine a dominant or recessive trait.