# Katriina Hospital laboratory Keywords: - [laboratory](< /en/search?q=laboratory >) - [blood and urine samples](< /en/search?q=blood and urine samples >) - [ECG](< /en/search?q=ECG >) - ... Show all keywords - [ECG for patients under the age of 12](< /en/search?q=ECG for patients under the age of 12 >) - [Vantaa](< /en/search?q=Vantaa >) - [Katriina Hospital](< /en/search?q=Katriina Hospital >) - [throat swab](< /en/search?q=throat swab >) ### Changes in opening hours The unit is closed on Friday, 1 May 2026, and on Thursday, 14 May 2026. In the Katriina Hospital laboratory customers may take a queue number. ## Arrival instructions --- - Our laboratory is located at the Katriina Hospital. - Come in through the main entrance of Katriina Hospital and turn right. [See the location information for Katriina Hospital](https://vakehyva.fi/en/services/unit/katriina-hospital#tab-contact) ## Picking up and returning sample containers --- - You may pick up and return sample containers without booking an appointment. ## We perform these examinations --- - Blood and urine samples - ECG - ECG for patients under the age of 12 - Throat swab ## [ How do I prepare for examinations and where do I get the results? ](/en/patient/treatments-and-examinations/laboratories-and-imaging/information-patients-arriving-laboratory-and-medical-imaging-examinations) Examinations always require a referral. More information on the required preparations, arriving for examinations, and receiving the test results can be found here. Information for patients arriving for laboratory and imaging examinations  ## Contact information and opening hours #### Visiting address Katriina Hospital Katriinankuja 4 Vantaa [ Accessibility information (opens in new window, links to another website) ](https://palvelukartta.hel.fi/en/unit/28903?p=1&t=accessibilityDetails) ### Customer service [ Phone, Customer service: 09 471 86800 ]()telephone hours: Mon–Fri 7:30–15:30 #### Opening hours Tue–Thu 9:00–11:00 ## Unit's services ### [ Laboratory tests ](/en/patient/treatments-and-examinations/laboratory-tests)  ### [ Laboratory booking and customer service ](/en/patient/treatments-and-examinations/laboratory-booking-and-customer-service)  ### [ Patient instructions laboratories and imaging ](/en/patient/treatments-and-examinations/patient-instructions-laboratories-and-imaging)  Updated: 28.04.2026 Print this page