Karyotype, GTG-banding - Blood
- All chromosomes
Blood at room temperature in sodium heparin
Volume: 0-3 months 1-3 mL
3 months-12 years: 3-6 mL
12 years - adult: 6 mL
Maintain at room temperature. Do not refrigerate or freeze.
Collect in sodium heparin tube.
Cytogenetic disorders are present in nearly 1% of live births. Indications for chromosome analysis include aneuploidy syndromes, endocrine disorders, query mosaicism, multiple miscarriages, and infertility.
Constitutional chromosome disorders, including aneuploidy, chromosome rearrangements, and mosaicism
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