Christos is a Consultant in Obstetrics and Fetal Medicine and Honorary Senior Clinical Lecturer at the Oxford University Hospitals NHS Foundation Trust. He obtained his medical qualification in Greece and subsequently specialised in Obstetrics and Gynaecology in Oxford with subspecialist accreditation in Maternal and Fetal Medicine. For his admission at the Royal College of Obstetricians and Gynaecologists, he was awarded the RCOG Prize Medal in 2008. He obtained his DPhil from the University of Oxford in 2013 for his research in vitamin D insufficiency in pregnancy. He is a member of the International Society of Ultrasound in Obstetrics and Gynaecology and the British Maternal and Fetal Medicine Society.

Christos has extensive experience in ultrasound for singleton and multiple pregnancies. He has a particular interest in fetal brain and cardiac ultrasound. He regularly undertakes prenatal invasive procedures including amniocenteses, chorionic villus sampling (CVS) and therapeutic fetal interventions such as intrauterine transfusions and fetal shunts.