United States Health Information Knowledgebase



Definition:A pedigree is a graphic, visual presentation of a family's health history and genetic relationships for the purpose of health risk assessment. It can provide a mechanism to identify the distribution of a medical condition or a related condition in a group of close relatives. If the condition or related condition clusters among relatives or follows a clear pattern of inheritance, then the risk for the condition can be assessed for the unaffected family members. It is important that the structured data from which the pedigree is derived also be present, because identification of inherited conditions can be complex requiring clinical decision support algorithms

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