Elo researched the virulence and pathogenetic capacities of E.coli bacteria in 1950´s and human blood group antigens present in mushrooms.[1]
He qualified as surgeon 1961. He specialized in pediatric urology as the first MD in Finland, and has developed this branch essentially both in practice and by teaching, as even the general pediatric surgery in Finland in fact began systematically only in 1940s.[2] He taught it as the docent in Helsinki University 1983-92, being the first teacher of pediatric urology in Finland. Elo has published 30 articles in Finnish and international medical publications.
From 1956 to 1988, Elo served as urological surgeon and deputy head of surgical section of Aurora Hospital, Helsinki, and had a private practice in Mehiläinen Hospital, Helsinki, from 1966 to 2002. He founded the journal Urologia Fennica 1986 and was the first Editor. From 1986 to 1988, he was chairman of the Finnish Urological Association. After retirement Elo has focused on the history of urology and museal preservation of medical instruments. From 2000 he was a member of the History Office of the European Association of Urology (EAU).[3][4]
Elo was an honorary member of the Finnish and Scandinavian Urological Associations.[5][6] The President of Finland appointed Jaakko Elo Professor HC 2011.[7]
He died on 28 January 2017 at the age of 91.[8]