Drawing can be performed any time of the day without fasting.
Please collect the samples for any genetic testing under sterile conditions, this is in particular important for any samples which eventually require a cell culture (e.g. any form of chromosome analysis).
Please label each vial carefully with both name and DOB of your patient.
For shipment from foreign countries you may use regular mail, if arrival can be expected within the next 3-4 days, otherwise please use a regular air currier and don't forget to include a custom declaration; shipment at the end of the week should be avoided.
Any sample intended for cytogenetic testing and / or tissue culture:
Is not allowed to be frozen and has to be drawn under sterile conditions.
Venous blood
10 ccm Lithium-Heparin vials
Children: 2 - 5 ccm
Amniotic fluid*
15-20 ccm in a steril vial or confluent cell culture vials filled up with sterile medium
please always discard the first 2-3 ccm after collection, to avoid maternal contamination
for fast FISH detection of the most frequent aneuploidies the sample is required to be free of visible blood
Chorionic villi* /
abortion material
> 15 mg tissue in sterile physiological sodium chloride solution or transport medium
Umbilical cord blood*
1 - 2 ccm in sterile Heparin vials
*
Prior to any shipment of prenatal samples we recommend, that you contact us and explicitely label your sample as prenatal, in order to warrant preferential workup