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Samy Mrena, MD, FEBO
Doctor of Medicine and Surgery, eye surgeon. Over twenty years of experience treating eye diseases — laser, cataract and lens surgery.
01 — Background and education
Background and education
- Born in 1974 in Vantaa
- Licentiate of Medicine, University of Tampere, 2001
- Doctoral dissertation on predicting type 1 diabetes in the siblings of affected children, 2005
- Specialist in ophthalmology, 2007
- Fellow of the European Board of Ophthalmology, 2007
- Special competence in eye surgery, 2009
- Doctor of Medicine and Surgery, XIV conferment ceremony of the Faculty of Medicine, University of Helsinki, 2016

Samy Mrena
Ophthalmologist · MD, FEBO
Areas of expertise: cataract and corneal patients, refractive surgery patients, pre- and post-operative examinations for surgical patients, and emergency patients.
02 — Publications and research
Publications and research
- Mrena S, Savola K, Kulmala P, Åkerblom HK, Knip M and the Childhood Diabetes in Finland Study Group. Staging of preclinical Type I diabetes in siblings of affected children. Pediatrics (1999) 104: 925–930.
- Mrena S, Savola K, Kulmala P, Reijonen H, Ilonen J, Åkerblom HK, Knip M and the Childhood Diabetes in Finland Study Group. Genetic modification of risk assessment based on staging of preclinical type 1 diabetes in siblings of affected children. J Clin Endocrinol Metab (2003) 88(6): 2682–2689.
- Mrena S, Savola K, Kulmala P, Åkerblom HK, Knip M and the Childhood Diabetes in Finland Study Group. Natural course of preclinical type 1 diabetes in siblings of affected children. Acta Paediatrica (2003) 92: 1403–1410.
- Mrena S, Virtanen S, Laippala P, Kulmala P, Ilonen J, Åkerblom HK, Knip M, and the Childhood Diabetes in Finland Study Group. Models for predicting type 1 diabetes in siblings of affected children. Diabetes Care 2006 Mar;29(3):662–7.
- Classification of type 1 diabetes and its genetic application in predicting diabetes in the siblings of affected children. Diabetes ja Lääkäri 4/2004.
- Poster at the 2001 ISPAD congress (Siena, Italy).
- Poster at the 2003 ISPAD congress (St. Malo, France).
- Keynote speaker at the 75th anniversary meeting of the Finnish Paediatric Society, 11 Feb 2005.
- Rapid deterioration of vision. Duodecim, Vinkistä vihiä 2005;121(15):1655–7.
- Dissertation: Predicting type 1 diabetes in the siblings of affected children, 11 Nov 2005.
- Mrena S, Kivelä T, Kurttio P et al. (2011) Lens opacities among physicians occupationally exposed to ionizing radiation — a pilot study in Finland. Scand J Work Environ Health 37: 237–43.
- Eye Lens Opacities Among Physicians Occupationally Exposed to Ionizing Radiation, Ann Occup Hyg (2015) 59(7): 945–948.
03 — Work experience
Work experience as a doctor
- Medical officer cadet at the Defence Command and the Central Military Hospital, 2001–2002
- Katriina health centre and hospital, 2002–2003
- Ophthalmology unit, North Karelia Central Hospital, 2003–2005
- Helsinki University Hospital Eye Clinic, 2005–2017
- Teaching duties for medical students, 2006
- Founder of the Private Eye Hospital in Espoo, Vantaa and Kouvola
- Founder of Silmäsairaala Valo in Helsinki and Kouvola
- Official ophthalmologist of the Ice Hockey World Championships in 2012, 2013 and 2016
- Eye surgery since 2003 — areas of expertise: laser surgery, corneal surgery, cataract surgery