Archbishop Chrysostomos has undergone spine surgery in Athens, it was announced on Saturday.
A statement from the archbishopric said his doctor at White Cross clinic was satisfied with the results.
The operation was carried out on Saturday by the director of the clinic Theologos Theologou along with a specialist neurosurgeon and his team.
The 79-year-old church primate has had problems with his spine in the past and has also undergone cancer treatment recently.