Prenatal Chromosome Analysis, Karyotyping and FISH (13,18,21, X &Y) from Amniotic fluid. Aneuploidy
Screening For Chromosomes 13,18,21,X & Y
Prenatal
genetic screening is recommended in pregnant women of older age group; previous
child with genetic condition; parents are known carriers of a specific genetic
condition; abnormal ultrasound findings. This screening test identifies
pregnant women with increased chance of having a baby with certain specific
chromosomal defects like Trisomy 21, 13, 18 & Monosomy X.
This assay determines the chromosomal status of the fetus including Numerical and structural abnormalities. Mosaicism can be ruled out in samples drawn after 15 weeks of gestation.
Test Code: MGM1113
Technique:
FISH (Fluorescence in Situ Hybridization), Culture, Karyotyping &
Microscopy
Sample:
Amniotic fluid: Collect 20-25ml of amniotic fluid in sterile conical centrifuge
tubes
Temperature:
2-8°C
Reported on:
15th working day by 7:00 p.m.
Special Instructions for Sample Collection: Brief clinical history mandatory.
Duly filled Form G, Chromosome & FISH Analysis
Requisition form & Consent form for Prenatal genetic testing is mandatory.
Hard copy of your latest pregnancy ultrasound report (CRL, NT/NB or Level 1), Maternal Screen details (LMP, DOB, Body Weight, Diabetic status & IVF) ready at the time of your test.