Category: Health & Genetics

Health & Genetics

How rare is double heterochromia?

Double heterochromia, a rare genetic condition where a person has two different colored irises, is exceptionally uncommon. While complete heterochromia (two entirely different colored eyes) affects less than 1% of the world’s population, partial or sectoral heterochromia, where only a segment of one iris differs in color, is even rarer. The exact prevalence is difficult […]

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