Kermetzoglou Eirini is a Pediatrician with certified specialization in Pediatric Endocrinology and Pediatric Diabetology from the German Medical Association (ÄNR), with a private practice in Nea Erythraia. She studied at the Medical School of Aristotle University of Thessaloniki. Subsequently, she began her Pediatric residency at the General Hospital of Corinth, which she completed in Germany, specifically at Marienhospital Bottrop and Marienhospital Gelsenkirchen (academic hospitals of the University of Duisburg/Essen). Later, she specialized in Pediatric Endocrinology - Pediatric Diabetology at Marienhospital Gelsenkirchen, where she served as Head Registrar B in the pediatric emergency department, and at the University Pediatric Clinic of Essen (Universitätsklinikum Essen). Concurrently, she worked as a coordinator for the education of children with diabetes, their families, and educators, aiming at proper disease management and prevention of complications. Additionally, she served as Registrar B (Fachärztin) in the endocrinology-diabetology outpatient clinics of the University Pediatric Clinic of Essen and participated in the teaching of pediatric residents as well as medical students of the University Medical School.