CONCLUSION: The pattern of inheritance observed in these Han keloid pedigrees is consistent with an autosomal dominant mode with incomplete penetrance, variable expressivity and delayed dominance.

• 结论：汉族瘢痕疙瘩家系的遗传模式符合常染色体显性遗传、伴外显不完全，表现度存在差异，并具有延迟显性特征。