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Peter Mæhre Lauritzen

Peter Mæhre Lauritzen

Job title
  • Associate Professor
Visiting address
  • Pilestredet 48, 0167 Oslo
  • Office number: R822
Phone
  • Mobile: +47 952 48 249
  • Office: +47 672 36 028
E-mail
  • petermaehre.lauritzen@oslomet.no
Affiliation

About

Clinical radiologist since 2013. PhD on quality assurance of radiology reports by double reading in 2016. Clinically specialising in oncological radiology at Oslo University Hospital, Radiumhospitalet.

Research areas:

Reduction of iodinated contrast media by dual energy and spectral detector CT.

Body composition assessment by AI-segmentation of CT-images.

Imaging investigation of urogenital pathology.

Research groups

Publications and research

Scientific publications

Treider, Martin; Romandini, Elisa; Alavi, Dena Treider; Aghayan, Davit; Rasmussen, Margrethe Kallestad; Marchegiani, Giovanni; Lauritzen, Peter Mæhre ; Pelanis, Egidijus; Edwin, Bjørn von Gohren; Blomhoff, Rune; Fretland, Åsmund Avdem (2025). Postoperative changes in body composition after laparoscopic and open resection of colorectal liver metastases: data from the randomized OSLO-COMET trial. Surgical Endoscopy. Vol. 39.
https://doi.org/10.1007/s00464-025-11613-8

Kjelle, Elin; Brandsæter, Ingrid Øfsti; Lauritzen, Peter Mæhre ; Andersen, Eivind Richter; Porthun, Jan; Hofmann, Bjørn Morten (2025). Quality of referrals and adherence to guidelines for adult patients with minimal to moderate head injuries in a selection of Norwegian hospitals. European Journal of Trauma and Emergency Surgery. Vol. 51.
https://doi.org/10.1007/s00068-024-02680-y

Kristiansen, Cathrine Helgestad ; Thomas, Owen Matthew Truscott; Nyquist, Anton Bengt; Sanderud, Audun; Boavida, João; Geitung, Jonn Terje; Tran, Thien Trung; Lauritzen, Peter Mæhre (2025). A randomised controlled trial comparing three clinical administration strategies in spectral detector CT pulmonary angiography with low contrast medium dose. European Radiology. Vol. 35.
https://doi.org/10.1007/s00330-025-11420-8

Kjelle, Elin; Brandsæter, Ingrid Øfsti; Lauritzen, Peter Mæhre ; Andersen, Eivind Richter; Porthun, Jan; Hofmann, Bjørn Morten (2025). Quality of referrals and adherence to guidelines for adult patients with minimal to moderate head injuries in a selection of Norwegian hospitals. European Journal of Trauma and Emergency Surgery.
https://doi.org/10.1007/s00068-024-02680-y

Kristiansen, Cathrine Helgestad ; Tetteroo, P.M.; Dobrolinska, M.M.; Lauritzen, Peter Mæhre ; Velthuis, B.K.; Greuter, M.J.W.; Suchá, D.; Jong, Jong de; Werf, der van der (2024). Halved contrast medium dose coronary dual-layer CT-angiography – phantom study of tube current and patient characteristics. The International Journal of Cardiovascular Imaging. Vol. 40.
https://doi.org/10.1007/s10554-024-03062-6

Berg, Hedda Beate; Alavi, Dena Treider; Beichmann, Benedicte; Pesonen, Maiju; Henriksen, Christine; Paur, Ingvild; Bøhn, Siv Kjølsrud; Lauritzen, Peter Mæhre ; Blomhoff, Rune; Henriksen, Hege (2024). The choice of diagnostic modality influences the proportion of low muscle strength, low muscle mass, and sarcopenia in colorectal cancer patients. Clinical Nutrition ESPEN. Vol. 60.
https://doi.org/10.1016/j.clnesp.2024.01.001

Hofmann, Bjørn Morten; Andersen, Eivind Richter; Brandsæter, Ingrid Øfsti; Clement, Fiona; Elshaug, Adam G; Bryan, Stirling; Aslaksen, Aslak Bjarne; Hjørleifsson, Stefan; Lauritzen, Peter Mæhre ; Johansen, Bente Kristin; Schweder, Gregor Kai Jarosch-von; Nomme, Fredrik; Kjelle, Elin (2024). Success factors for interventions to reduce low-value imaging. Six crucial lessons learned from a practical case study in Norway. Current problems in diagnostic radiology. Vol. 53.
https://doi.org/10.1067/j.cpradiol.2024.08.007

Galtung, Kristina Flor; Lauritzen, Peter Mæhre ; Sandbæk, Gunnar; Bay, Dag; Baco, Eduard; Rud, Erik (2024). Urinary stone assessment in a single-phase may replace the unenhanced and multiphase computed tomography protocol in painless visible haematuria. Scandinavian Journal of Urology. Vol. 59.
https://doi.org/10.2340/sju.v59.40679

Galtung, Kristina Flor; Lauritzen, Peter Mæhre ; Sandbæk, Gunnar; Bay, Dag; Ponzi, Erica; Baco, Eduard; Cowan, Nigel Christopher; Naas, Anca Michaela; Rud, Erik (2024). Computed tomography for visible haematuria – a single nephrographic phase is sufficient for detecting renal cell carcinoma. Scandinavian Journal of Urology. Vol. 59.
https://doi.org/10.2340/sju.v59.18467

Jacewicz, Michal; Rud, Erik; Lauritzen, Peter Mæhre ; Baco, Eduard (2024). Non-infectious adverse events of transperineal prostate biopsies performed under local anaesthesia. BJU International. Vol. 134.
https://doi.org/10.1111/bju.16383



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These publications are obtained from Norwegian Research Information Repository. The list may be incomplete.

Dissemination

Galtung, Kristina Flor; Lauritzen, Peter Mæhre ; Rud, Erik (2024). Reply to Fabio Zattoni, Fabrizio Dal Moro, Iliana Bednarova, and Giacomo Novara's Letter to the Editor re: Kristina F. Galtung, Peter M. Lauritzen, Gunnar Sandbæk, et al. Is a Single Nephrographic Phase Computed Tomography Sufficient for Detecting Urothelial Carcinoma in Patients with Visible Haematuria? A Prospective Paired Noninferiority Comparison. Eur Urol Open Sci 2023;55:1–10. European Urology Open Science. Vol. 61.
https://doi.org/10.1016/j.euros.2024.01.014

Bjørk, Mai Britt; Kvaal, Sigrid Ingeborg; Bleka, Øyvind; Haugland, Mari-Ann; Lauritzen, Peter Mæhre ; Eggesbø, Heidi Beate (2023). Prediction of age older than 18 years in sub-adults by MRI-segmentation of 1st, 2nd and 3rd molars. The 14th Symposium of the Japanese Scandinavian Radiological Society (JSRS) & 17th Nordic Japan Imaging Informatics Symposium . JSRS.
https://hdl.handle.net/11250/4050124

Bjørk, Mai Britt; Kvaal, Sigrid Ingeborg; Bleka, Øyvind; Sakinis, Tomas; Tuvnes, Frode Alexander; Haugland, Mari-Ann; Lauritzen, Peter Mæhre ; Eggesbø, Heidi Beate (2023). Prediction of age older than 18 years by MRI-segmentation of 1st, 2nd, and 3rd molars. ESHNR 2023 35th Annual Meeting and Refresher Course. European society of head and neck radiology.
https://hdl.handle.net/11250/4286262

Lauritzen, Peter Mæhre ; Jacewicz, Maciej; Baco, Eduard (2023). Re: Peter Ka-Fung Chiu, Veeru Kasivisvanathan, Giorgio Gandaglia, European Association of Urology Young Academic Urologists Prostate Cancer Working Party. Moving the Needle: Antibiotic Prophylaxis Is No Longer Required in the Era of Transperineal Prostate Biopsy. Eur Urol. 2023;84:154–55. European Urology.
https://doi.org/10.1016/j.eururo.2023.06.024

Rud, Erik; Lauritzen, Peter Mæhre ; Jacewicz, Michal; Baco, Eduard (2022). Antibiotic prophylaxis for transperineal prostate biopsy? An unanswered question – Authors' reply. The Lancet Infectious Diseases. Vol. 22.
https://doi.org/10.1016/S1473-3099(22)00736-8

Bjørk, Mai Britt; Kvaal, Sigrid Ingeborg; Bleka, Øyvind; Sakinis, Tomas; Tuvnes, Frode Alexander; Lauritzen, Peter Mæhre ; Haugland, Mari-Ann; Eggesbø, Heidi Beate (2022). MRI segmentation of 3rd molar tooth tissue volumes to predict age older than 18 years in sub-adults. 24. Tagung der Arbeitsgemeinschaft. Deutsche Gesellschaft für Rechtsmedizin.
https://hdl.handle.net/11250/3258899

Rud, Erik; Lauritzen, Peter Mæhre ; Baco, Eduard (2019). Re: Henrik Gronberg, Martin Eklund, Wolfgang Picker, et al. Prostate Cancer Diagnostics Using a Combination of the Stockholm3 Blood Test and Multiparametric Magnetic Resonance Imaging. Eur Urol 2018;74:722-8. European Urology. Vol. 75.
https://doi.org/10.1016/j.eururo.2018.11.047

Kristiansen, Cathrine Helgestad ; Tran, Thien Trung; Ashraf, Haseem; Lauritzen, Peter Mæhre (2017). New protocol: Quality improvement in CT venography. 62 Nordic Congress of Radiology and 23rd Nordic Congress of Radiography.
https://hdl.handle.net/11250/4564736

Tran, Thien Trung; Goss, Brian; Bjarnason, Haraldur; Skaga, Nils Oddvar; Roy, Sumit; Lauritzen, Peter Mæhre ; Kløw, Nils-Einar (2017). IVC filters´ role in prevention of pulmonary embolism in severe trauma. 62nd Nordic Congress of Radiology & 23rd Nordic Congress of Radiography. Nordic Society of Medical Radiology.
https://hdl.handle.net/11250/5207209

Hagen, Gaute; Brønn, Raymond; Hol, Per Kristian; Neple, B.; Lauritzen, Peter Mæhre ; Brøgger, Helga Marie; Parimalasingham, Billy Roger; Henriksen, Lars Hagen; Rønsen, Tanja Kristine (2016). Beskrivende radiografer er ikke løsningen :. Tidsskrift for Den norske legeforening (Tidsskriftet). Vol. 136.
https://doi.org/10.4045/tidsskr.16.0451



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These publications are obtained from Norwegian Research Information Repository. The list may be incomplete.
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