# Medicine Ward 4A, Lohja Hospital Keywords: - [Lohja](< /en/search?q=Lohja >) - [Lohja Hospital](< /en/search?q=Lohja Hospital >) - [internal medicine](< /en/search?q=internal medicine >) - ... Show all keywords - [heart diseases](< /en/search?q=heart diseases >) Medicine Ward 4A at Lohja Hospital, we treat patients with myocardial infarction, cardiac insufficiency and arrhythmias in a multi-professional, competent and patient-centered way. Medicine Ward 4A has 12 patient beds. All patient beds have the possibility for central monitoring. Monitoring a patient includes monitoring of the heart rhythm, pulse, blood pressure and respiration rate. Patients will be transferred to our ward for further treatment also from hospitals in the Helsinki metropolitan area, for example, after heart bypass surgery, balloon dilatation or implantation of a pacemaker. The consideration, support and guidance of family members is an important part of the patient’s overall good care. ## [ 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 answer the most common questions you might have before, during, and after treatment. See Patient Guide site here  ## Contact information and opening hours #### Visiting address Lohja Hospital Sairaalatie 8 Lohja Entrance A, 4th floor #### Postal address P.O. Box 1010 00029 HUS ### Fax [ Phone, Fax: 019 380 1624 ]() ### Nurses [ Phone, Nurses: 019 380 1440 ]() #### Visiting hours Mon–Sun 12:00–19:00 ## Find us here ### [ Lohja Hospital ](/en/patient/hospitals-and-other-units/lohja-hospital)  ## Unit's services ### [ Heart diseases ](/en/patient/treatments-and-examinations/heart-diseases)  ### [ Treatment of internal medicine disorders ](/en/patient/treatments-and-examinations/treatment-internal-medicine-disorders)  Updated: 16.03.2026 Print this page