Chromosome Analysis, Tissue
Skin biopsy, other tissue biopsy
Sterile container with tissue culture medium (can obtain from laboratory)
Biopsy of viable tissue (minimum 1mm3)
Cause for rejection:
Gross contamination, frozen specimen, formalin fixed tissue Note: Chromosomes 13, 18, 21, X and Y can be counted by interphase FISH to reveal aneuploidy and polyploidy
Mon-Fri (0900-1600) Sat (0900-1300)
Collagenase dissociation of cells, cell culture, subsequent harvesting, and chromosome analysis with G-banding
Include pertinent medical findings on the requisition with suspected diagnosis and/or indication(s) for testing.
OC Power Word:
Interpretation is provided with report. Follow-up studies recommended as appropriate.
88233, 88262, 88291
Karyotype; Biopsy Karyotype; Tissue Karyotype