Dr. Petrou graduated from Apostles Peter and Paul Lyceum in Limassol with honours (20/20) in July of 2002 and through Pancyprian examination for High School students, she acquired a position at the Medical School of the National and Kapodistrian University of Athens.  She graduated in 2008 gaining a Bachelor Degree with Honours (Grade: Excellent).

After graduating from Medical School, she succeeded in the oral and written annual examinations for trainees and was offered placement as an Obstetrician/ Gynaecologist trainee in hospitals in Cyprus.  She worked as a junior trainee in Limassol General Hospital's General Surgery Clinic for one year.  In March 2010, she began her specialty in the field of Obstetrics - Gynaecology in Limassol General Hospital.  During the last two years of her training she worked at Archbishop Makarios Hospital in Nicosia, which is a referral hospital for Gynaecological and High Risk Pregnancy cases.

During her training, she moved to London.  There, she was trained in the field of Fetal Medicine at Harris Birthright Research Center of King's College Hospital, working as a Fellow sonographer at Kings Hospital and UCLH, for Cypriot Professor Mr. Nikolaides.  During and after her post-graduate training she attended numerous courses, seminars and workshops in Cyprus and abroad, in the field of Laparoscopy and Fetal Medicine.  In May 2014 she fulfilled her training and after oral, written and practical examinations, she acquired the title of Obstetrician - Gynaecologist Doctor in Cyprus.

In September 2014 she moved in tthe UK for her post-graduate training in the field of Minimally Invasive and Robotic Surgery at the ICENI Centre, in collaboration with Anglia Ruskin University.  Her major field of interest was endometriosis.  She also worked as an Obstetrician - Gynaecologist Doctor at NHS, in Chelmsford Hospita  in Essex.  In 2015 she was awarded with MCh (Master in Surgery) in Minimal Access and Robotic Surgery, with her dissertation focusing on bilateral endometriomas.

Since 2016, she is a member of the Limassol Medical Association and practises in Cyprus as a private Doctor.

She tracks number of conferences in order to remain up-to-date with new developments in the field of gynaecology, focusing her practice in gynaecological and obstetrical ultrasound diagnosis.

She is associated with YGIA Polyclinic since 2020.