Dimitra was diagnosed with multiple sclerosis in 2000 and she has been a board member of the Greek MS Society (GMSS) for the last 10 years.

She has been representing GMSS at European Multiple Sclerosis Platform (EMSP) meetings, conferences and events since 2007. From October 2013, Dimitra is board member of the Multiple Sclerosis International Federation (MSIF).

In 2018 Dimitra became member of the European Multiple Sclerosis Platform ( EMSP) Executive Committee.