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(A, B) Nevoid melanoma, H&E stain. (C, D) Diffuse (4+) PRAME immunoreactivity. (E) SNParray showing multiple aberrations including loss of chromosome 3, segmental loss in 5q, segmental loss in 9p, segmental losses in 11p, segmental loss in 11q, loss of chromosome 21.
chr= chromosome, seg= segmental
