KARYOTYPE FETAL/NEONATE BLOOD
- Abnormal ultrasound findings - Neonate with multiple congenital abnormalities
Fetal cord blood/neonate blood (2 – 3ml) in sodium/lithium heparin immediately to prevent clotting. Invert gently several times to mix the blood and vial contents (clotted blood will not work). Do not use EDTA or plain tubes.
Normal or Abnormal. If Abnormal, the karyotypic abnormality is described in accordance to the International System for Human Cytogenomic Nomenclature (ISCN, 2016).
Preliminary Result: within 3 days Final Result: 6 ~ 7 days
Monday – Saturday (office hours)
Indicate clearly the clinical diagnosis or ultrasound findings on the cytogenetics request form or CPOE. Do not despatch a specimen near a weekend or a public holiday to avoid unnecessary delays.