European Health Insurance Card

European citizens who travel within the European Economic Area (ie European Union, Norway, Iceland and Liechtenstein) and Switzerland, for private or professional reasons the son of a European Health Insurance Card (EHIC), which simplifies the procedure in entitled to receive if The unplanned medical care during their stay in a Member State.

Enables EHIC for the same treatment at the same cost as a citizen of this country. For example, if health care is free in the Member State in which the treatment is necessary, provided that the applicant is entitled to medical care to the presentation of the card or an equivalent document free.
Presentation of the EHIC guarantees reimbursement of the cost of medical care on site, or return home soon.
When treatment is necessary to show the cards quickly as possible. The card only valid for the services that allow the state, not private hospitals or treatments.

more information http://cyprus.angloinfo.com/countries/cyprus/healthcard.asp