Valsamidi Krystallia is a Pediatrician and maintains a private practice in Vrilissia. Simultaneously, she serves as a Consultant Pediatrician A' at the Pediatric Clinic of the Athens Medical Center. She specialized in Pediatrics at the First University Pediatric Clinic of the University of Athens at the "Agia Sofia" Children's Hospital and at the Royal Hospital for Sick Children in Edinburgh. At the same hospital in Edinburgh, she also specialized in Pediatric Emergency Medicine. In London, she specialized in Pediatrics/Neonatology, specifically at Queen Charlotte's and Chelsea Hospital and St. Mary's Hospital, and worked as a Pediatric Consultant at the pediatric department of Royal Preston Hospital. Finally, she participates as a speaker and attends numerous conferences in Greece and abroad.