Blar i forfatter Det helsevitenskapelige fakultet "Avenarius, Derk"

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    • Autologous chondrocyte implantation for hip osteochondritis functioning 15 years after operation 

      Johansen, Oddmund; Peterson, Lars; Avenarius, Derk; Knutsen, Gunnar (Journal article; Tidsskriftartikkel, 2016-11-30)
      <b>Background:</b> The autologous implantation technique (ACI) was first introduced in studies on cartilage defects in knees. It has later been used for the treatment of osteochondral knee lesions. The patient presented here had a hip osteochondral defect measuring 4 cm in diameter. He was a candidate for hip prosthesis because of serious pain and reduced function. Being young and highly motivated ...

    • Chronic nonbacterial osteomyelitis — clinical and magnetic resonance imaging features 

      d’Angelo, Paola; de Horatio, Laura Tanturri; Toma, Paolo; Ording Müller, Lil-Sofie; Avenarius, Derk; von Brandis, Elisabeth; Zadig, Pia; Casazza, Ines; Pardeo, Manuela; Pires-Marafon, Denise; Capponi, Martina; Insalaco, Antonella; Fabrizio, Benedetti; Rosendahl, Karen (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-10-09)
      <i>Background</i> - Chronic nonbacterial osteomyelitis (CNO) is a rare autoinflammatory bone disorder. Little information exists on the use of imaging techniques in CNO.<p> <p><i>Materials and methods</i> - We retrospectively reviewed clinical and MRI findings in children diagnosed with CNO between 2012 and 2018. Criteria for CNO included unifocal or multifocal inflammatory bone lesions, symptom ...

    • The Paediatric Wrist; Normal Age Related appearances on Magnetic Resonance Imaging and Radiographs. Follow up of a Healthy Cohort 

      Avenarius, Derk (Doctoral thesis; Doktorgradsavhandling, 2017-09-27)
      A cohort of 89 healthy children was recruited from Tromsø during 2009. All children had a radiograph and an MRI of the left wrist, while 74 met for a follow-up study during 2013. The initial examination showed that all children had numerous bony depressions in one or more of the carpal bones, and that these depressions could mimic erosions as defined in the adult rheumatoid arthritis literature, and ...

    • Whole-body magnetic resonance imaging in children – how and why? A systematic review 

      Zadig, Pia Karin Karlsen; von Brandis, Elisabeth; Lein, Regina Küfner; Rosendahl, Karen; Avenarius, Derk; Müller, Lil-Sofie Ording (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-06-25)
      Whole-body magnetic resonance imaging (MRI) is increasingly being used for a number of indications. Our aim was to review and describe indications and scan protocols for diagnostic value of whole-body MRI for multifocal disease in children and adolescents, we conducted a systematic search in Medline, Embase and Cochrane for all published papers until November 2018. Relevant subject headings and free ...