Publications 2025

Urhausen AP, Pedersen M, Grindem H, Ito N, Arhos EK, Gunderson R, Aune AK, Engebretsen L, Axe MJ, Silbernagel KG, Holm I, Snyder-Mackler L, Risberg MA (2025)
Clinical, Functional, Sports Participation, and Osteoarthritis Outcomes After ACL Injury: Ten-Year Follow-up Study of the Delaware-Oslo ACL Cohort Treatment Algorithm
J Bone Joint Surg Am, 107 (8), 840-848
DOI 10.2106/JBJS.24.00243, PubMed 39919167

Publications 2022

Breen AB, Steen H, Pripp A, Gunderson R, Sandberg Mentzoni HK, Merckoll E, Zaidi W, Lambert M, Hvid I, Horn J (2022)
A comparison of 3 different methods for assessment of skeletal age when treating leg-length discrepancies: an inter- and intra-observer study
Acta Orthop, 93, 222-228
DOI 10.2340/17453674.2021.1133, PubMed 35019143

Møinichen UI, Mikkelsen A, Gunderson R, Kibsgård TJ, Mørkrid L, IJsselstijn H, Emblem R (2022)
New insights in the prevalence of scoliosis and musculoskeletal asymmetries in adolescents with esophageal atresia
J Pediatr Surg, 58 (3), 412-419
DOI 10.1016/j.jpedsurg.2022.10.002, PubMed 36384939

Publications 2021

Bjørge PA, Tveter AT, Steen H, Gunderson R, Horn J (2021)
Femoral lengthening might impair physical function and lead to structural changes in adjacent joints: 10 patients with 27 to 34 years' follow-up
Acta Orthop, 92 (3), 329-334
DOI 10.1080/17453674.2020.1866864, PubMed 33410356

Pedersen M, Grindem H, Berg B, Gunderson R, Engebretsen L, Axe MJ, Snyder-Mackler L, Risberg MA (2021)
Low Rates of Radiographic Knee Osteoarthritis 5 Years After ACL Reconstruction or Rehabilitation Alone: The Delaware-Oslo ACL Cohort Study
Orthop J Sports Med, 9 (8), 23259671211027530
DOI 10.1177/23259671211027530, PubMed 34423060

Publications 2017

Horn J, Steen H, Huhnstock S, Hvid I, Gunderson RB (2017)
Limb lengthening and deformity correction of congenital and acquired deformities in children using the Taylor Spatial Frame
Acta Orthop, 88 (3), 334-340
DOI 10.1080/17453674.2017.1295706, PubMed 28464755

Publications 2016

Culvenor AG, Øiestad BE, Holm I, Gunderson RB, Crossley KM, Risberg MA (2016)
Anterior knee pain following anterior cruciate ligament reconstruction does not increase the risk of patellofemoral osteoarthritis at 15- and 20-year follow-ups
Osteoarthritis Cartilage, 25 (1), 30-33
DOI 10.1016/j.joca.2016.09.012, PubMed 27693503

Kirkhus E, Gunderson RB, Smith HJ, Flatø B, Hetlevik SO, Larheim TA, Arvidsson LZ (2016)
Temporomandibular joint involvement in childhood arthritis: comparison of ultrasonography-assessed capsular width and MRI-assessed synovitis
Dentomaxillofac Radiol, 45 (8), 20160195
DOI 10.1259/dmfr.20160195, PubMed 27383060

Reikeras O, Gunderson RB (2016)
Cross table lateral radiography for measurement of acetabular cup version
Ann Transl Med, 4 (9), 169
DOI 10.21037/atm.2016.05.08, PubMed 27275482

Risberg MA, Oiestad BE, Gunderson R, Aune AK, Engebretsen L, Culvenor A, Holm I (2016)
Changes in Knee Osteoarthritis, Symptoms, and Function After Anterior Cruciate Ligament Reconstruction: A 20-Year Prospective Follow-up Study
Am J Sports Med, 44 (5), 1215-24
DOI 10.1177/0363546515626539, PubMed 26912282

Publications 2014

Terjesen T, Horn J, Gunderson RB (2014)
Fifty-year follow-up of late-detected hip dislocation: clinical and radiographic outcomes for seventy-one patients treated with traction to obtain gradual closed reduction
J Bone Joint Surg Am, 96 (4), e28
DOI 10.2106/JBJS.M.00397, PubMed 24553897

Wensaas A, Gunderson RB, Svenningsen S, Terjesen T (2014)
Good long-term outcome of the untreated contralateral hip in unilateral slipped capital femoral epiphysis : Forty hips with a mean follow-up of 41 years
J Child Orthop, 8 (5), 367-73
DOI 10.1007/s11832-014-0611-2, PubMed 25270941

Publications 2013

Gunderson RB, Horn J, Kibsgård T, Kristiansen LP, Pripp AH, Steen H (2013)
Negative correlation between extent of physeal ablation after percutaneous permanent physiodesis and postoperative growth: volume computer tomography and radiostereometric analysis of 37 physes in 27 patients
Acta Orthop, 84 (4), 426-30
DOI 10.3109/17453674.2013.810523, PubMed 23799346

Horn J, Gunderson RB, Wensaas A, Steen H (2013)
Percutaneous epiphysiodesis in the proximal tibia by a single-portal approach: evaluation by radiostereometric analysis
J Child Orthop, 7 (4), 295-300
DOI 10.1007/s11832-013-0502-y, PubMed 24432090

Reikerås O, Gunderson RB (2013)
Acetabular component anteversion in primary and revision total hip arthroplasty: an observational study
Open Orthop J, 7, 600-4
DOI 10.2174/1874325001307010600, PubMed 24133555

Publications 2012

Brox JI, Lange JE, Gunderson RB, Steen H (2012)
Good brace compliance reduced curve progression and surgical rates in patients with idiopathic scoliosis
Eur Spine J, 21 (10), 1957-63
DOI 10.1007/s00586-012-2386-9, PubMed 22661234

Holm I, Oiestad BE, Risberg MA, Gunderson R, Aune AK (2012)
No differences in prevalence of osteoarthritis or function after open versus endoscopic technique for anterior cruciate ligament reconstruction: 12-year follow-up report of a randomized controlled trial
Am J Sports Med, 40 (11), 2492-8
DOI 10.1177/0363546512458766, PubMed 22984128

Terjesen T, Gunderson RB (2012)
Radiographic evaluation of osteoarthritis of the hip: an inter-observer study of 61 hips treated for late-detected developmental hip dislocation
Acta Orthop, 83 (2), 185-9
DOI 10.3109/17453674.2012.665331, PubMed 22329668

Wensaas A, Gunderson RB, Svenningsen S, Terjesen T (2012)
Femoroacetabular impingement after slipped upper femoral epiphysis: the radiological diagnosis and clinical outcome at long-term follow-up
J Bone Joint Surg Br, 94 (11), 1487-93
DOI 10.1302/0301-620X.94B11.29569, PubMed 23109627

Øiestad BE, Holm I, Engebretsen L, Aune AK, Gunderson R, Risberg MA (2012)
The prevalence of patellofemoral osteoarthritis 12 years after anterior cruciate ligament reconstruction
Knee Surg Sports Traumatol Arthrosc, 21 (4), 942-9
DOI 10.1007/s00167-012-2161-9, PubMed 22898911

Publications 2011

Froholdt A, Holm I, Keller A, Gunderson RB, Reikeraas O, Brox JI (2011)
No difference in long-term trunk muscle strength, cross-sectional area, and density in patients with chronic low back pain 7 to 11 years after lumbar fusion versus cognitive intervention and exercises
Spine J, 11 (8), 718-25
DOI 10.1016/j.spinee.2011.06.004, PubMed 21816683

Lange JE, Steen H, Gunderson R, Brox JI (2011)
Long-term results after Boston brace treatment in late-onset juvenile and adolescent idiopathic scoliosis
Scoliosis, 6, 18
DOI 10.1186/1748-7161-6-18, PubMed 21880123

Reikerås O, Gunderson RB (2011)
Components anteversion in primary cementless THA using straight stem and hemispherical cup: a prospective study in 91 hips using CT-scan measurements
Orthop Traumatol Surg Res, 97 (6), 615-21
DOI 10.1016/j.otsr.2011.02.014, PubMed 21889919

Rincon GA, Vyas D, Zhou J, Fu FH, Oiestad BE, Holm I, Aune AK, Gunderson R, Myklebust G, Engebretsen L, Fosdahl M, Risberg MA (2011)
"Knee function and prevalence of knee osteoarthritis after anterior cruciate ligament reconstruction: a prospective study with 10 to 15 years of follow-up". Letter to the editor
Am J Sports Med, 39 (4), NP3; author reply NP3-4
DOI 10.1177/0363546511403704, PubMed 21460071

Terjesen T, Gunderson RB (2011)
Reliability of radiographic parameters in adults with hip dysplasia
Skeletal Radiol, 41 (7), 811-6
DOI 10.1007/s00256-011-1293-1, PubMed 22064982

Publications 2010

Gunderson R, Steen H, Horn J, Kristiansen LP, Ludvigsen P, Lamark K (2010)
Comment on Shyam et al.: Leg lengthening by distraction osteogenesis using the Ilizarov apparatus: a novel concept of tibia callus subsidence and its influencing factors
Int Orthop, 34 (5), 773-4; author reply 775-6
DOI 10.1007/s00264-010-0981-0, PubMed 20179924

Gunderson RB, Steen H, Horn J, Kristiansen LP (2010)
Subsidence of callotasis zone in distraction osteogenesis after external fixator removal, measured by RSA
Acta Orthop, 81 (6), 733-6
DOI 10.3109/17453674.2010.533934, PubMed 21067433

Oiestad BE, Holm I, Aune AK, Gunderson R, Myklebust G, Engebretsen L, Fosdahl MA, Risberg MA (2010)
Knee function and prevalence of knee osteoarthritis after anterior cruciate ligament reconstruction: a prospective study with 10 to 15 years of follow-up
Am J Sports Med, 38 (11), 2201-10
DOI 10.1177/0363546510373876, PubMed 20713644

Øiestad BE, Holm I, Gunderson R, Myklebust G, Risberg MA (2010)
Quadriceps muscle weakness after anterior cruciate ligament reconstruction: a risk factor for knee osteoarthritis?
Arthritis Care Res (Hoboken), 62 (12), 1706-14
DOI 10.1002/acr.20299, PubMed 20662041

Publications 2008

Brox JI, Helle A, Sørensen R, Gunderson R, Riise R, Reikerås O (2008)
Functional outcome after lumbar closing wedge osteotomy in ankylosing spondylitis
Int Orthop, 33 (4), 1049-53
DOI 10.1007/s00264-008-0590-3, PubMed 18506442

Publications 2007

Wangen H, Lereim P, Holm I, Gunderson R, Reikerås O (2007)
Hip arthroplasty in patients younger than 30 years: excellent ten to 16-year follow-up results with a HA-coated stem
Int Orthop, 32 (2), 203-8
DOI 10.1007/s00264-006-0309-2, PubMed 18350292

Publications 2006

Reikerås O, Gunderson RB (2006)
Excellent results with femoral revision surgery using an extensively hydroxyapatite-coated stem: 59 patients followed for 10-16 years
Acta Orthop, 77 (1), 98-103
DOI 10.1080/17453670610045759, PubMed 16541557

Reikerås O, Gunderson RB (2006)
Long-term results of HA coated threaded versus HA coated hemispheric press fit cups: 287 hips followed for 11 to 16 years
Arch Orthop Trauma Surg, 126 (8), 503-8
DOI 10.1007/s00402-006-0176-8, PubMed 16799792

Publications 2004

Keller A, Brox JI, Gunderson R, Holm I, Friis A, Reikerås O (2004)
Trunk muscle strength, cross-sectional area, and density in patients with chronic low back pain randomized to lumbar fusion or cognitive intervention and exercises
Spine (Phila Pa 1976), 29 (1), 3-8
DOI 10.1097/01.BRS.0000103946.26548.EB, PubMed 14699268

Publications 2003

Keller A, Gunderson R, Reikerås O, Brox JI (2003)
Reliability of computed tomography measurements of paraspinal muscle cross-sectional area and density in patients with chronic low back pain
Spine (Phila Pa 1976), 28 (13), 1455-60
DOI 10.1097/01.BRS.0000067094.55003.AD, PubMed 12838105

Reikerås O, Gunderson RB (2003)
Excellent results of HA coating on a grit-blasted stem: 245 patients followed for 8-12 years
Acta Orthop Scand, 74 (2), 140-5
DOI 10.1080/00016470310013851, PubMed 12807319

Storheim K, Holm I, Gunderson R, Brox JI, Bø K (2003)
The effect of comprehensive group training on cross-sectional area, density, and strength of paraspinal muscles in patients sick-listed for subacute low back pain
J Spinal Disord Tech, 16 (3), 271-9
DOI 10.1097/00024720-200306000-00008, PubMed 12792342

Publications 2002

Reikerås O, Gunderson RB (2002)
Failure of HA coating on a gritblasted acetabular cup: 155 patients followed for 7-10 years
Acta Orthop Scand, 73 (1), 104-8
DOI 10.1080/000164702317281503, PubMed 11928902

Reikerås O, Kristiansen LP, Gunderson R (2002)
Ultrasonography of the infant hip: the significance of provokable instability with normal morphology
Orthopedics, 25 (8), 833-5
DOI 10.3928/0147-7447-20020801-14, PubMed 12195910

Publications 2001

Kristiansen LP, Gunderson RB, Steen H, Reikerås O (2001)
The normal development of tibial torsion
Skeletal Radiol, 30 (9), 519-22
DOI 10.1007/s002560100388, PubMed 11587520

Reikerås O, Kristiansen LP, Gunderson R, Steen H (2001)
Reduced tibial torsion in congenital clubfoot: CT measurements in 24 patients
Acta Orthop Scand, 72 (1), 53-6
DOI 10.1080/000164701753606699, PubMed 11327414

Publications 2000

Holm I, Friis A, Brox JI, Gunderson R, Steen H (2000)
Minimal influence of facet joint anesthesia on isokinetic muscle performance in patients with chronic degenerative low back disorders
Spine (Phila Pa 1976), 25 (16), 2091-4
DOI 10.1097/00007632-200008150-00014, PubMed 10954641

Publications 1996

Reikeraas O, Lereim P, Gabor I, Gunderson R, Bjerkreim I (1996)
Femoral shortening in total arthroplasty for completely dislocated hips: 3-7 year results in 25 cases
Acta Orthop Scand, 67 (1), 33-6
DOI 10.3109/17453679608995605, PubMed 8615099

Publications 1992

Fosså SD, Lehne G, Gunderson R, Hjelmaas U, Holdener EE (1992)
Recombinant interferon alpha-2A combined with prednisone in metastatic renal-cell carcinoma: treatment results, serum interferon levels and the development of antibodies
Int J Cancer, 50 (6), 868-70
DOI 10.1002/ijc.2910500606, PubMed 1372881

Publications 1991

Gunderson RB, Sager EM (1991)
[Mammographic findings after breast-preserving procedure]
Tidsskr Nor Laegeforen, 111 (19), 2420-2
PubMed 1926079

Publications 1990

Fosså SD, Gunderson R, Moe B (1990)
Recombinant interferon-alpha combined with prednisone in metastatic renal cell carcinoma. Reduced toxicity without reduction of the response rate--a phase II study
Cancer, 65 (11), 2451-4
DOI 10.1002/1097-0142(19900601)65:11<2451::aid-cncr2820651108>3.0.co;2-3, PubMed 2337859