# Strabismus Outpatient Clinic, Oak Hospital Keywords: - [eye diseases](< /en/search?q=eye diseases >) - [strabismus](< /en/search?q=strabismus >) - [Oak Hospital](< /en/search?q=Oak Hospital >) At the Strabismus Outpatient Clinic in Oak Hospital, we treat patients of all ages from the Uusimaa region and elsewhere in Finland. We perform strabismus surgery for adults in the Oak Hospital's Surgery Unit Kaarna. We perform strabismus surgery for children at Pediatric Ambulatory Eye Surgery. - [ Eye Diseases Surgery Unit Kaarna ](/en/patient/hospitals-and-other-units/oak-hospital/eye-diseases-surgery-unit-kaarna-oak-hospital) - [ Pediatric Ambulatory Eye Surgery ](/en/patient/hospitals-and-other-units/oak-hospital/pediatric-ambulatory-eye-surgery-oak-hospital) ## [ 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 Paciuksenkatu 8 Helsinki Building C, 5th floor #### Postal address PL 225 00029 HUS ### Contact center for eye diseases We have a callback service. [ Phone, Contact center for eye diseases: 09 471 75184 ]()telephone hours: Mon–Fri 7:30–16:00 ### Fax [ Phone, Fax: 09 471 75187 ]() #### Opening hours Mon–Thu 8:00–15:00 Fri 8:00–14:00 Register at entrance A 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 ### [ Elina Karvonen ](/en/person/elina-karvonen) Specialist Head and Neck Center, Division of Eye Diseases ### [ Nina Stolt ](/en/person/nina-stolt) Nurse Manager Head and Neck Center, Division of Eye Diseases Updated: 09.01.2026 Print this page