400
This describes the appropriate next step in managing the following patient. This is an 18-year-old G0 with phenotypic Turner syndrome. Initial karyotype assessment shows a mosaic genotype: 45,X/46,X?.
What is Y-sequence analysis identification?
(Or anything relating to seeing if she has Y-chromosome material present?)
(REI 84)
If Y-chromosome material is present, she should be managed with gonadectomy to prevent gondadoblastoma.