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medical labs in calicut

Non Invasive Prenatal Screening Tests ( NIPS)

Cell-free DNA fragments (cfDNA) are short fragments of DNA which can be found circulating in the blood. During pregnancy, cfDNA fragments originating from both the mother and fetus are present in maternal blood circulation. Cell-free fetal DNA (cff DNA) is present only as a minority component of the total cfDNA in maternal plasma, which poses…

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Prenatal Diagnostics

Diagnosis of fetal chromosomal abnormalities requires invasive testing by amniocentesis or chorionic villous sampling (CVS). This include ultrasound of the uterus, placenta, and/or developing fetus, chorionic villus sampling (CVS) to obtain tissue for chromosome or biochemical analysis; and amniocentesis to obtain amniotic fluid for the analysis of chromosomes, enzymes, or DNA. FISH Carryotyping with Amniotic…

diagnostic center in calicut

Down’s syndrome Screening Tests

In patients with Down syndrome, an error occurs in the coming together of chromosome 21. The extra genetic material is responsible for the developmental abnormalities that occur. Instead of 46 chromosomes plus two sex chromosomes, there are 47. The most common error in chromosome replication is trisomy 21, where the new cell gets three copies…