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papp-a screening study growth pregnancy trisomy result ultrasound fts test period papp-a kits level trimester netherland women concentration shift measurement stage mosaicism system embryo study period carnegie papp-a concentration obstet diagn laboratory prenat development chorionic amniocentesi testing re-analysi group chorionic villus sampling reality perkinelmer serum placental pregnancy-associated plasma protein carnegie stages quality patient β- hcg department i-space april rst-trimester obstetric rotterdam sample trisomy 16 star-mdc centre chromosome procedure fi rst trimester uk-neqa 26 november 2008 trisomy 16 mosaicism identi fied wiley cpm þ16 case report syndrome value assessment van heesch growth restriction carnegie stage study group nt measurement fi rst-trimester verwoerd-dikkeboom performance delay 2009. schielen percentile
4 Most Recent Publications
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First-trimester crown-rump length and embryonic volume of aneuploid fetuses measured in virtual reality
(Article)
Baken, L. Heesch, P.N.V. van Wildschut, H.I.J. Koning, A.H.J. Spek, P.J. van der Steegers, E.A.P. Exalto, N. |
2013-05-01
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Erroneous production of PAPP-A kits: The impact of a downward shift in PAPP-A concentration on the test performance of first-trimester combined screening for Down syndrome
(Article)
Heesch, P.N.V. van |
2011-08-01
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Jugular lymphatic sacs in the first trimester of pregnancy: The prevalence and the potential value in screening for chromosomal abnormalities
(Article)
Heesch, P.N.V. van Struijk, P.C. Brandenburg, H. Steegers, E.A.P. Wildschut, H.I.J. |
2008-11-01
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Embryonic delay in growth and development related to confined placental trisomy 16 mosaicism, diagnosed by I-Space Virtual Reality
(Article)
Verwoerd-Dikkeboom, C.M. Heesch, P.N.V. van Koning, A.H.J. Galjaard, R-J.H. Exalto, N. Steegers, E.A.P. |
2008-11-01
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