# Eye Diseases Ward, Oak Hospital Keywords: - [eye diseases](< /en/search?q=eye diseases >) - [Oak Hospital](< /en/search?q=Oak Hospital >) On the Eye Diseases Ward at Oak Hospital, we treat patients who need specialized healthcare in eye diseases. On weekends, we perform urgent retinal detachment repair surgery on patients arriving from all over Finland. We also treat eye cancer patients nationwide who need eye-conserving radiotherapy. ## [ Maisa Portal (opens in new window, links to another website) ](https://www.maisa.fi/maisa/Authentication/Login?lang=britishenglish) maisa.fi You can use our online services by signing in to the Maisa Portal. Once your treatment with us begins, you will receive information on the services you can access in Maisa. These include appointment booking and preliminary information forms, for example. Click here to go to Maisa's sign-in page  ## [ Patient Guide ](/en/patient/patient-guide) The Patient Guide site answers the most common questions patients may have before, during, and after treatment. See Patient Guide site here  ## Contact information and opening hours #### Visiting address Oak Hospital Zaidankatu 2 Helsinki Entrance C, 2nd floor #### Postal address P.O. Box 225 00029 HUS ### Contact center for eye diseases We have a callback service. [ Phone, Contact center for eye diseases: 09 471 73400 ]()telephone hours: Mon–Fri 7:30–16:00 ### Fax [ Phone, Fax: 09 471 73149 ]() Register at entrance C on the 2nd floor. ## Find us here ### [ Oak Hospital ](/en/patient/hospitals-and-other-units/oak-hospital)  ## Unit's services ### [ Eye diseases ](/en/patient/treatments-and-examinations/eye-diseases)  ## Specialists ### [ Henri Ruutala ](/en/person/henri-ruutala) Specialist Head and Neck Center, Eye Diseases ### [ Teija Pirhonen ](/en/person/teija-pirhonen) Nurse Manager Head and Neck Center, Eye Diseases Updated: 11.09.2025 Print this page