# Abdominal Center Outpatient Clinic, Meilahti Tower Hospital At the Abdominal Center Outpatient Clinic in Meilahti Tower Hospital, we treat liver and gastrointestinal surgery patients before and after surgery. We treat surgical patients who have been diagnosed with cancer, such as gastric cancer, pancreatic cancer, liver cancer, rectal cancer, appendicular cancer, or severe inflammatory bowel disease. Our outpatient clinic offers appointments with physicians in various specialties, and also appointments with a stoma nurse and pre-operative nurse, for example. In the outpatient clinic, we also do minor surgical procedures in various specialties, such as pacemaker replacement, PD catheter insertion and removal, loop recorder insertion and removal, minor vascular procedures (toe amputations, wound revisions, skin grafts), chest drain insertion and removal, and muscle biopsies. ## [ Maisa Portal (opens in new window, links to another website) ](https://www.maisa.fi/maisa/Authentication/Login?lang=finnish) 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, for example, appointment bookings and preliminary information forms. Click here 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 here  ## Contact information and opening hours #### Visiting address Meilahti Tower Hospital Haartmaninkatu 4 Helsinki 3rd floor #### Postal address 340 00290 Helsinki ### Contacts Select the abdominal area (number 2) as your specialty. To cancel an appointment, dial 1. For appointments and referrals, dial 2. For treatment matters, dial 3. [ Phone, Contacts: 09 4717 3821 ]()telephone hours: Mon–Fri 8:00–15:00 #### Opening hours Mon–Fri 7:30–15:30 ## Find us here ### [ Meilahti Tower Hospital ](/en/patient/hospitals-and-other-units/meilahti-tower-hospital)  ## Unit's services ### [ Liver surgery ](/en/patient/treatments-and-examinations/liver-surgery) ## Specialists ### [ Hanna Lampela ](/en/person/hanna-lampela) Chief Physician, abdominal surgery ### [ Marja Siirtola ](/en/person/marja-siirtola-0) Nurse Manager Abdominal Center Updated: 09.01.2026 Print this page