Karl Oliver Kagan (Karl-Oliver Kagan, K O Kagan)

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 53

Top Topics

Silver Nanoparticles

Contrast Enhanced Ultrasound

Top Venues

Archives of gynecology and obstetrics

Prenatal diagnosis

Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology

Journal of clinical medicine

This page only lists publications with an associated author ORCID identifier.

Publications

Alexandre J Vivanti, Camille Maestroni, Alexandra Benachi, Stéphanie Conotte, Annegret Geipel, Karl Oliver Kagan, Antoni Borrell, Hanane El Kenz, Jean-Marc Costa, Jacques C Jani
Cell-free DNA screening for common autosomal trisomies using rolling-circle replication in twin pregnancies. Prenatal diagnosis 44 (8) (2024)
Alexandre J Vivanti, Camille Maestroni, Alexandra Benachi, Stéphanie Conotte, Annegret Geipel, Karl Oliver Kagan, Antoni Borrell, Hanane El Kenz, Jean-Marc Costa, Jacques C Jani
Cell-free DNA screening for common autosomal trisomies using rolling-circle replication in twin pregnancies. Prenatal diagnosis (2024)
Tania Elger, Cornelia Wiechers, Markus Hoopmann, Karl Oliver Kagan
Prenatal diagnosis of proboscis lateralis. Archives of gynecology and obstetrics (2024)
Tania Elger, Cornelia Wiechers, Markus Hoopmann, Karl Oliver Kagan
Prenatal diagnosis of proboscis lateralis. Archives of gynecology and obstetrics 310 (2) (2024)
Tania Elger, Cornelia Wiechers, Markus Hoopmann, Karl Oliver Kagan
Prenatal diagnosis of proboscis lateralis. Archives of gynecology and obstetrics 310 (2) (2024)
Alexandre J Vivanti, Camille Maestroni, Alexandra Benachi, Stéphanie Conotte, Annegret Geipel, Karl Oliver Kagan, Antoni Borrell, Hanane El Kenz, Jean-Marc Costa, Jacques C Jani
Cell-free DNA screening for common autosomal trisomies using rolling-circle replication in twin pregnancies. Prenatal diagnosis 44 (8) (2024)
Karl Oliver Kagan, Markus Hoopmann, Annegret Geipel, Jiri Sonek, Martin Enders
Prenatal parvovirus B19 infection. Archives of gynecology and obstetrics (2024)
Alexandre J Vivanti, Camille Maestroni, Alexandra Benachi, Stéphanie Conotte, Annegret Geipel, Karl Oliver Kagan, Antoni Borrell, Hanane El Kenz, Jean-Marc Costa, Jacques C Jani
Cell-free DNA screening for common autosomal trisomies using rolling-circle replication in twin pregnancies. Prenatal diagnosis 44 (8) (2024)
Tania Elger, Cornelia Wiechers, Markus Hoopmann, Karl Oliver Kagan
Prenatal diagnosis of proboscis lateralis. Archives of gynecology and obstetrics 310 (2) (2024)
Tania Elger, Cornelia Wiechers, Markus Hoopmann, Karl Oliver Kagan
Prenatal diagnosis of proboscis lateralis. Archives of gynecology and obstetrics 310 (2) (2024)
Andreas Dufke, Eggermann Thomas, Karl Oliver Kagan, Markus Hoopmann, Miriam Elbracht
Prenatal testing for imprinting disorders: A clinical perspective. Prenatal diagnosis (2023)
Tobias Spingler, Jiri Sonek, Markus Hoopmann, Natalia Prodan, Gertruda Jonaityte, Tania Elger, Karl Oliver Kagan
Importance of a detailed anomaly scan after a cfDNA test indicating fetal trisomy 21, 18 or 13. Archives of gynecology and obstetrics (2023)
Kai Lüthgens, Monika Sinzel, Miriam Kolar, Karl Oliver Kagan
Screen-positive rate in cell-free DNA screening for microdeletion 22q11.2. Prenatal diagnosis (2023)
Kai Lüthgens, Monika Sinzel, Miriam Kolar, Karl Oliver Kagan
Screen-positive rate in cell free DNA screening for microdeletion 22q11.2. Prenatal diagnosis (2023)
Fionnuala Mone, T Homfray, Karl Oliver Kagan, Mark David Kilby
Enhancement of fetal phenotyping in investigation of fetus using next-generation sequencing. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology (2023)
Kai Lüthgens, Monika Sinzel, Miriam Kolar, Karl Oliver Kagan
Screen-positive rate in cell-free DNA screening for microdeletion 22q11.2. Prenatal diagnosis 43 (3) (2023)
Gertruda Jonaityte, Karl Oliver Kagan, Natalia Carmen Prodan, Markus Hoopmann
How to do a 3D uterus ultrasound? Archives of gynecology and obstetrics (2023)
T Spingler, J Sonek, M Hoopmann, Natalia Carmen Prodan, H Abele, Karl Oliver Kagan
Complication rate after termination of pregnancy due to fetal defects. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology (2023)
Kai Lüthgens, Monika Sinzel, Miriam Kolar, Karl Oliver Kagan
Screen-positive rate in cell-free DNA screening for microdeletion 22q11.2. Prenatal diagnosis 43 (3) (2023)
Natalia Carmen Prodan, Markus Schmidt, Markus Hoopmann, Harald Abele, Karl Oliver Kagan
Obesity in prenatal medicine: a game changer? Archives of gynecology and obstetrics (2023)
Kai Lüthgens, Monika Sinzel, Miriam Kolar, Karl Oliver Kagan
Screen-positive rate in cell-free DNA screening for microdeletion 22q11.2. Prenatal diagnosis 43 (3) (2023)
Kai Lüthgens, Monika Sinzel, Miriam Kolar, Karl Oliver Kagan
Screen-positive rate in cell-free DNA screening for microdeletion 22q11.2. Prenatal diagnosis 43 (3) (2023)
Tobias Spingler, Cornelia Wiechers, Markus Hoopmann, Karl Oliver Kagan
Prenatal diagnosis of a fetal harlequin ichthyosis. Archives of gynecology and obstetrics (2023)
Jan Pauluschke-Fröhlich, Joachim Graf, Harald Abele, Karl Oliver Kagan, Michael H Walter
Timing of antenatal corticosteroid administration in pregnancies with increased risk for premature birth: A retrospective cohort study. International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics (2023)
Kai Lüthgens, Karina Häbig, Jiri Sonek, Karl Oliver Kagan
Screen-positive rate in cell free DNA screening for trisomy 21. Prenatal diagnosis (2023)
Natalia Carmen Prodan, Markus Hoopmann, Gertruda Jonaityte, Karl Oliver Kagan
How to do a second trimester anomaly scan. Archives of gynecology and obstetrics (2022)
Karl Oliver Kagan, Jiri Sonek, Peter Kozlowski
Antenatal screening for chromosomal abnormalities. Archives of gynecology and obstetrics 305 (4) (2022)
Karl Oliver Kagan, Rabih Chaoui, Markus Hoopmann
Absent or atypical drainage of the ductus venosus. Archives of gynecology and obstetrics (2022)
Tobias Spingler, Cornelia Wiechers, Justus Lieber, Karl Oliver Kagan
Exceptionally early diagnosis of fetal sacrococcygeal teratoma in first trimester ultrasound. Archives of gynecology and obstetrics (2022)
María Del Mar Gil, M Rodríguez-Fernández, T Elger, Ranjit Akolekar, Argyro Syngelaki, C De Paco Matallana, F S Molina, M Gallardo Arozena, P Chaveeva, N Persico, V Accurti, Karl Oliver Kagan, Natalia Carmen Prodan, J Cruz, K H Nicolaides
Risk of fetal loss after chorionic villus sampling in twin pregnancies derived from propensity score matching analysis. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology (2021)
M Schøler Nørgaard, R Mogra, J Pinner, Karl Oliver Kagan, M Warming Jørgensen, V Gjørup, O B Petersen, P Sandager, Ida Vogel
Fetal Costello syndrome: description of phenotype of HRAS exon 1 mutations. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 55 (2) (2021)
T Elger, Ranjit Akolekar, Argyro Syngelaki, C De Paco Matallana, F S Molina, M Gallardo Arozena, P Chaveeva, Nicola Persico, V Accurti, Karl Oliver Kagan, Natalia Carmen Prodan, J Cruz, K H Nicolaides
Fetal loss after chorionic villus sampling in twin pregnancy. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 58 (1) (2021)
Natalia Carmen Prodan, P Wagner, J Sonek, H Abele, M Hoopmann, Karl Oliver Kagan
Single and repeat cervical-length measurement in twin gestation with threatened preterm labor. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 55 (4) (2021)
Philipp Wagner, Jana Schlechtendahl, Markus Hoopmann, Natalia Prodan, Harald Abele, Karl Oliver Kagan
Measurement of the uterocervical angle for the prediction of preterm birth in symptomatic women. Archives of gynecology and obstetrics 304 (3) (2021)
Karl Oliver Kagan, M Enders, M Hoopmann, A Geipel, C Simonini, C Berg, I Gottschalk, F Faschingbauer, M O Schneider, T Ganzenmueller, Klaus Hamprecht
Outcome of pregnancies with recent primary cytomegalovirus infection in first trimester treated with hyperimmunoglobulin: observational study. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 57 (4) (2021)
Kai Lüthgens, Francesca Romana Grati, Monika Sinzel, Karina Häbig, Karl Oliver Kagan
Confirmation rate of cell free DNA screening for sex chromosomal abnormalities according to the method of confirmatory testing. Prenatal diagnosis 41 (10) (2020)
Sara Yvonne Brucker, Thomas Strowitzki, Florin-Andrei Taran, Katharina Rall, Dorit Schöller, Markus Hoopmann, Melanie Henes, Martina Guthoff, Nils Heyne, Stephan Zipfel, Norbert Schäffeler, Hans Bösmüller, Falko Fend, Peter Rosenberger, Eckhard Heim, Urban Wiesing, Konstantin Nikolaou, Sabrina Fleischer, Tamam Bakchoul, Christian F Poets, Rangmar Goelz, Cornelia Wiechers, Karl Oliver Kagan, Bernhard Krämer, Christl Reisenauer, Ernst Oberlechner, Stephanie Hübner, Harald Abele, Pernilla Dahm-Kähler, Niclas Kvarnström, Mats Brännström, Silvio Nadalin, Diethelm Wallwiener, Alfred Königsrainer
Living-Donor Uterus Transplantation: Pre-, Intra-, and Postoperative Parameters Relevant to Surgical Success, Pregnancy, and Obstetrics with Live Births. Journal of clinical medicine 9 (8) (2020)
P Wagner, K Eberle, J Sonek, C Berg, U Gembruch, M Hoopmann, N Prodan, Karl Oliver Kagan
First-trimester ductus venosus velocity ratio as a marker of major cardiac defects. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 53 (5) (2019)
Natalia Prodan, Jiri Sonek, Philipp Wagner, Markus Hoopmann, Harald Abele, Klaus Hamprecht, Karl Oliver Kagan
Splenic artery blood flow as a potential marker for materno-fetal transmission of a primary CMV infection. Archives of gynecology and obstetrics 299 (5) (2019)
Natalia Prodan, Philipp Wagner, Jiri Sonek, Markus Hoopmann, Armin Mutz, Sara Brucker, Karl Oliver Kagan
First trimester uterine artery pulsatility index levels in euploid and aneuploid pregnancies. Archives of gynecology and obstetrics 300 (6) (2019)
Karl Oliver Kagan, Jiri Sonek, Andreas Sroka, Harald Abele, Philipp Wagner, Natalia Prodan, Markus Hoopmann
False-positive rates in screening for trisomies 18 and 13: a comparison between first-trimester combined screening and a cfDNA-based approach. Archives of gynecology and obstetrics 299 (2) (2018)
Karl Oliver Kagan, F Sroka, J Sonek, H Abele, K Lüthgens, M Schmid, P Wagner, S Brucker, D Wallwiener, M Hoopmann
First-trimester risk assessment based on ultrasound and cell-free DNA vs combined screening: a randomized controlled trial. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 51 (4) (2018)
Natalia Prodan, Julia Breisch, Markus Hoopmann, Harald Abele, Philipp Wagner, Karl Oliver Kagan
Dosing interval between mifepristone and misoprostol in second and third trimester termination. Archives of gynecology and obstetrics 299 (3) (2018)
Philipp Wagner, Jiri Sonek, Katrin Eberle, Harald Abele, Markus Hoopmann, Natalia Prodan, Karl Oliver Kagan
First trimester screening for major cardiac defects based on the ductus venosus flow in fetuses with trisomy 21. Prenatal diagnosis (2018)
Francesca Romana Grati, Karl Oliver Kagan
Rate of no result in cell-free DNA testing and its influence on test performance metrics. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 50 (1) (2018)
Karl Oliver Kagan, M Hoopmann, J Sonek
Vasa previa: easy to miss. Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 51 (2) (2018)
Philipp Wagner, Jiri Sonek, Jessika Klein, Markus Hoopmann, Harald Abele, Karl Oliver Kagan
First-trimester ultrasound screening for trisomy 21 based on maternal age, fetal nuchal translucency, and different methods of ductus venosus assessment. Prenatal diagnosis 37 (7) (2017)
Philipp Wagner, Jiri Sonek, Harald Abele, Loefler Sarah, Markus Hoopmann, Sara Brucker, Qinging Wu, Karl Oliver Kagan
Effectiveness of the contemporary treatment of preterm labor: a comparison with a historical cohort. Archives of gynecology and obstetrics 296 (1) (2017)
Karl Oliver Kagan, Jiri Sonek, Philipp Wagner, Markus Hoopmann
Principles of first trimester screening in the age of non-invasive prenatal diagnosis: screening for other major defects and pregnancy complications. Archives of gynecology and obstetrics 296 (4) (2017)
Karl Oliver Kagan, Klaus Hamprecht
Cytomegalovirus infection in pregnancy. Archives of gynecology and obstetrics 296 (1) (2017)
Karl Oliver Kagan, Jiri Sonek, Philipp Wagner, Markus Hoopmann
Principles of first trimester screening in the age of non-invasive prenatal diagnosis: screening for chromosomal abnormalities. Archives of gynecology and obstetrics 296 (4) (2017)
Markus Hoopmann, Jiri Sonek, Dominik Goldschmid, Philipp Wagner, Harald Abele, Karl Oliver Kagan
Maxillary length in euploid and aneuploid fetuses. Archives of gynecology and obstetrics 295 (2) (2016)
Karl Oliver Kagan, Markus Hoopmann, Sylke Singer, Karin Schaeferhoff, Andreas Dufke, Ulrike A Mau-Holzmann
Discordance between ultrasound and cell free DNA screening for monosomy X. Archives of gynecology and obstetrics 294 (2) (2016)