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Age at diagnosis of TSC. Prenatal is defined as 0 to 1 week; early infancy, 1 week to 6 months; late infancy, 6 months to 1 year; early childhood, 1 to 5 years; late childhood, 6 to 10 years; adolescence, 11 to 20 years; and adulthood, 21 years and older.
