Claes Olerud

A Novel Treatment of Pediatric Atlanto-Occipital Dislocation with Nonfusion Using Muscle-Preserving Temporary Internal Fixation of C0-C2: Case Series and Technical Note

Holy, Marek; Szigethy, Lilla; Joelson, Anders; Olerud, Claes

Part of Journal of Neurological Surgery Reports, 2023

• DOI for A Novel Treatment of Pediatric Atlanto-Occipital Dislocation with Nonfusion Using Muscle-Preserving Temporary Internal Fixation of C0-C2: Case Series and Technical Note
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Artificial disc replacement and adjacent-segment pathology: 10-year outcomes of a randomized trial

Kontakis, Michael G.; Marques, Catarina; Löfgren, Håkan; Mosavi, Firas et al.

Part of Journal of Neurosurgery, p. 945-953, 2022

• DOI for Artificial disc replacement and adjacent-segment pathology: 10-year outcomes of a randomized trial

Operative treatment of cervical radiculopathy: anterior cervical decompression and fusion compared with posterior foraminotomy: study protocol for a randomized controlled trial

Holy, Marek; MacDowall, Anna; Sigmundsson, Freyr Gauti; Olerud, Claes

Part of Trials, 2021

• DOI for Operative treatment of cervical radiculopathy: anterior cervical decompression and fusion compared with posterior foraminotomy: study protocol for a randomized controlled trial
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Unintended fusion in cervical artificial disk replacement: a prospective study on heterotopic ossification, progression, and clinical outcome, with 5-year follow-up

Marques, Catarina; MacDowall, Anna; Skeppholm, Martin; Moreira, Nuno Canto et al.

Part of European spine journal, p. 1662-1669, 2021

• DOI for Unintended fusion in cervical artificial disk replacement: a prospective study on heterotopic ossification, progression, and clinical outcome, with 5-year follow-up
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Survival after surgery for spinal metastatic disease: a nationwide multiregistry cohort study.

Carrwik, Christian; Olerud, Claes; Robinson, Yohan

Part of BMJ Open, 2021

• DOI for Survival after surgery for spinal metastatic disease: a nationwide multiregistry cohort study.

A Novel Treatment of Pediatric Atlanto-Occipital Dislocation with Nonfusion Using Muscle-Preserving Temporary Internal Fixation of C0-C2: Case Series and Technical Note

Holy, Marek; Szigethy, Lilla; Joelson, Anders; Olerud, Claes

Part of Journal of Neurological Surgery Reports, 2023

• DOI for A Novel Treatment of Pediatric Atlanto-Occipital Dislocation with Nonfusion Using Muscle-Preserving Temporary Internal Fixation of C0-C2: Case Series and Technical Note
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Artificial disc replacement and adjacent-segment pathology: 10-year outcomes of a randomized trial

Kontakis, Michael G.; Marques, Catarina; Löfgren, Håkan; Mosavi, Firas et al.

Part of Journal of Neurosurgery, p. 945-953, 2022

• DOI for Artificial disc replacement and adjacent-segment pathology: 10-year outcomes of a randomized trial

Operative treatment of cervical radiculopathy: anterior cervical decompression and fusion compared with posterior foraminotomy: study protocol for a randomized controlled trial

Holy, Marek; MacDowall, Anna; Sigmundsson, Freyr Gauti; Olerud, Claes

Part of Trials, 2021

• DOI for Operative treatment of cervical radiculopathy: anterior cervical decompression and fusion compared with posterior foraminotomy: study protocol for a randomized controlled trial
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Unintended fusion in cervical artificial disk replacement: a prospective study on heterotopic ossification, progression, and clinical outcome, with 5-year follow-up

Marques, Catarina; MacDowall, Anna; Skeppholm, Martin; Moreira, Nuno Canto et al.

Part of European spine journal, p. 1662-1669, 2021

• DOI for Unintended fusion in cervical artificial disk replacement: a prospective study on heterotopic ossification, progression, and clinical outcome, with 5-year follow-up
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Survival after surgery for spinal metastatic disease: a nationwide multiregistry cohort study.

Carrwik, Christian; Olerud, Claes; Robinson, Yohan

Part of BMJ Open, 2021

• DOI for Survival after surgery for spinal metastatic disease: a nationwide multiregistry cohort study.

Does knowledge of the primary tumour affect survival after surgery for spinal metastatic disease?: A retrospective longitudinal cohort study

Carrwik, Christian; Olerud, Claes; Robinson, Yohan

Part of BMJ Open, 2021

• DOI for Does knowledge of the primary tumour affect survival after surgery for spinal metastatic disease?: A retrospective longitudinal cohort study

Degenerative Cervical Myelopathy: A 7-Letter Coding System That Supports Decision-Making for the Surgical Approach

Papavero, Luca; Schmeiser, Gregor; Kothe, Ralph; Boszczyk, Bronek et al.

Part of Neurospine, p. 164-171, 2020

• DOI for Degenerative Cervical Myelopathy: A 7-Letter Coding System That Supports Decision-Making for the Surgical Approach
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Accuracy and Reliability of X-ray Measurements in the Cervical Spine

Marques, Catarina; Granström, Emma; MacDowall, Anna; Moreira, Nuno Canto et al.

Part of Asian Spine Journal, p. 169-176, 2020

• DOI for Accuracy and Reliability of X-ray Measurements in the Cervical Spine
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Predictive Scores Underestimate Survival of Patients With Metastatic Spine Disease: A Retrospective Study of 315 Patients in Sweden

Carrwik, Christian; Olerud, Claes; Robinson, Yohan

Part of Spine, p. 414-419, 2020

• DOI for Predictive Scores Underestimate Survival of Patients With Metastatic Spine Disease: A Retrospective Study of 315 Patients in Sweden

Posterior foraminotomy versus anterior decompression and fusion in patients with cervical degenerative disc disease with radiculopathy: up to 5 years of outcome from the national Swedish Spine Register

MacDowall, Anna; Heary, Robert F.; Holy, Marek; Lindhagen, Lars et al.

Part of Journal of Neurosurgery, p. 344-352, 2020

• DOI for Posterior foraminotomy versus anterior decompression and fusion in patients with cervical degenerative disc disease with radiculopathy: up to 5 years of outcome from the national Swedish Spine Register

Low-dose CT of postoperative pelvic fractures: a comparison with radiography

Eriksson, Thomas; Berg, Per; Olerud, Claes; Shalabi, Adel et al.

Part of Acta Radiologica, p. 85-91, 2019

• DOI for Low-dose CT of postoperative pelvic fractures: a comparison with radiography

Surgical treatment of the severely damaged atlantoaxial joint with C1-C2 facet spacers Three case reports

Tominaga, Hiroyuki; MacDowall, Anna; Olerud, Claes

Part of Medicine, 2019

• DOI for Surgical treatment of the severely damaged atlantoaxial joint with C1-C2 facet spacers Three case reports
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Artificial disc replacement versus fusion in patients with cervical degenerative disc disease and radiculopathy: a randomized controlled trial with 5-year outcomes

MacDowall, Anna; Canto Moreira, Nuno; Marques, Catarina; Skeppholm, Martin et al.

Part of Journal of Neurosurgery, p. 323-331, 2019

• DOI for Artificial disc replacement versus fusion in patients with cervical degenerative disc disease and radiculopathy: a randomized controlled trial with 5-year outcomes

Artificial Disc Replacement versus Fusion in Patients with Cervical Degenerative Disc Disease with radiculopathy: 5-year Outcomes from the National Swedish Spine Register

MacDowall, Anna; Skeppholm, Martin; Lindhagen, Lars; Robinson, Yohan et al.

Part of Journal of Neurosurgery, p. 159-167, 2019

• DOI for Artificial Disc Replacement versus Fusion in Patients with Cervical Degenerative Disc Disease with radiculopathy: 5-year Outcomes from the National Swedish Spine Register

The Relationship between the Occipitocervical Junction and Thoracic Kyphosis in Ankylosing Spondylitis: A Retrospective Cohort Study of 86 Cervical Fractures in Surgically Treated Patients

Manabe, Nodoka; Covaro, Augusto; Bobinski, Lukas; Shimizu, Takachika et al.

Part of Asian Spine Journal, p. 103-110, 2019

• DOI for The Relationship between the Occipitocervical Junction and Thoracic Kyphosis in Ankylosing Spondylitis: A Retrospective Cohort Study of 86 Cervical Fractures in Surgically Treated Patients
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Surgical vs. non-surgical management of displaced type-2 odontoid fractures in patients aged 75 years and older: study protocol for a randomised controlled trial

Robinson, Anna-Lena; Schmeiser, Gregor; Robinson, Yohan; Olerud, Claes

Part of Trials, 2018

• DOI for Surgical vs. non-surgical management of displaced type-2 odontoid fractures in patients aged 75 years and older: study protocol for a randomised controlled trial
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Effects of preoperative mental distress versus surgical modality, arthroplasty, or fusion on long-term outcome in patients with cervical radiculopathy

MacDowall, Anna; Skeppholm, Martin; Lindhagen, Lars; Robinson, Yohan et al.

Part of Journal of Neurosurgery, p. 371-379, 2018

• DOI for Effects of preoperative mental distress versus surgical modality, arthroplasty, or fusion on long-term outcome in patients with cervical radiculopathy

Finite element analysis of long posterior transpedicular instrumentation for cervicothoracic fractures related to ankylosing spondylitis

Robinson, Yohan; Lison Almkvist, Viktor; Fahlstedt, Madelen; Olerud, Claes et al.

Part of Global Spine Journal, p. 570-578, 2018

• DOI for Finite element analysis of long posterior transpedicular instrumentation for cervicothoracic fractures related to ankylosing spondylitis
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Validation of the Visual Analogue Scale in the Cervical Spine

MacDowall, Anna; Skeppholm, Martin; Robinson, Yohan; Olerud, Claes

Part of Journal of Eurosurgery, p. 227-235, 2018

• DOI for Validation of the Visual Analogue Scale in the Cervical Spine

Regional Differences in Diffuse Idiopathic Skeletal Hyperostosis: A Retrospective Cohort Study from Sweden and Japan

Hirasawa, Atsuhiko; Robinson, Yohan; Olerud, Claes; Wakao, Norimitsu et al.

Part of Spine, 2018

• DOI for Regional Differences in Diffuse Idiopathic Skeletal Hyperostosis: A Retrospective Cohort Study from Sweden and Japan

Surgical treatment improves survival of elderly with axis fracture: a national population-based multi-registry cohort study

Robinson, Anna-Lena; Olerud, Claes; Robinson, Yohan

Part of The spine journal, p. 1853-1860, 2018

• DOI for Surgical treatment improves survival of elderly with axis fracture: a national population-based multi-registry cohort study
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Do biological disease-modifying antirheumatic drugs reduce the spinal fracture risk related to ankylosing spondylitis?: A longitudinal multiregistry matched cohort study

Robinson, Yohan; Olerud, Claes; Willander, Johan

Part of BMJ Open, 2017

• DOI for Do biological disease-modifying antirheumatic drugs reduce the spinal fracture risk related to ankylosing spondylitis?: A longitudinal multiregistry matched cohort study
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Pain drawings predict outcome of surgical treatment for degenerative disc disease in the cervical spine

MacDowall, Anna; Robinson, Yohan; Skeppholm, Martin; Olerud, Claes

Part of Upsala Journal of Medical Sciences, p. 194-200, 2017

• DOI for Pain drawings predict outcome of surgical treatment for degenerative disc disease in the cervical spine
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Anxiety and depression affect pain drawings in cervical degenerative disc disease

MacDowall, Anna; Robinson, Yohan; Skeppholm, Martin; Olerud, Claes

Part of Upsala Journal of Medical Sciences, p. 99-107, 2017

• DOI for Anxiety and depression affect pain drawings in cervical degenerative disc disease
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Epidemiology of C2 Fractures in the 21st Century: A National Registry Cohort Study of 6,370 Patients from 1997 to 2014

Robinson, Anna-Lena; Olerud, Claes; Robinson, Yohan

Part of Advances in Orthopedics, 2017

• DOI for Epidemiology of C2 Fractures in the 21st Century: A National Registry Cohort Study of 6,370 Patients from 1997 to 2014
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The importance of the occipitocervical area in patients with ankylosing spondylitis analysis of a cohort of 86 cervical fractures in surgically treated patients

Covaro, Augusto; Manabe, Nodoka; Bobinski, Lukas; Olerud, Claes et al.

Part of Journal of Craniovertebral Junction and Spine, p. 374-377, 2017

• DOI for The importance of the occipitocervical area in patients with ankylosing spondylitis analysis of a cohort of 86 cervical fractures in surgically treated patients

C2 Fracture Subtypes, Incidence, and Treatment Allocation Change with Age: A Retrospective Cohort Study of 233 Consecutive Cases

Robinson, Anna-Lena; Moller, Anders; Robinson, Yohan; Olerud, Claes

Part of BioMed Research International, 2017

• DOI for C2 Fracture Subtypes, Incidence, and Treatment Allocation Change with Age: A Retrospective Cohort Study of 233 Consecutive Cases
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The association between preoperative mental distress and patient-reported outcome measures in patients treated surgically for cervical radiculopathy

Skeppholm, Martin; Fransson, Roland; Hammar, Margareta; Olerud, Claes

Part of The spine journal, p. 790-798, 2017

• DOI for The association between preoperative mental distress and patient-reported outcome measures in patients treated surgically for cervical radiculopathy

Static and dynamic CT imaging of the cervical spine in patients with rheumatoid arthritis

Söderman, Tomas; Olerud, Claes; Shalabi, Adel; Alavi, Kamran et al.

Part of Skeletal Radiology, p. 241-248, 2015

• DOI for Static and dynamic CT imaging of the cervical spine in patients with rheumatoid arthritis

The Discover artificial disc replacement versus fusion in cervical radiculopathy-a randomized controlled outcome trial with 2-year follow-up

Skeppholm, Martin; Lindgren, Lars; Henriques, Thomas; Vavruch, Ludek et al.

Part of The spine journal, p. 1284-1294, 2015

• DOI for The Discover artificial disc replacement versus fusion in cervical radiculopathy-a randomized controlled outcome trial with 2-year follow-up

Complications and Survival after long Posterior Instrumentation of Cervical and Cervicothoracic Fractures related to Ankylosing Spondylitis or Diffuse Idiopathic Skeletal Hyperostosis

Robinson, Yohan; Robinson, Anna-Lena; Olerud, Claes

Part of Spine, 2015

• DOI for Complications and Survival after long Posterior Instrumentation of Cervical and Cervicothoracic Fractures related to Ankylosing Spondylitis or Diffuse Idiopathic Skeletal Hyperostosis
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In vitro biomechanical evaluation of four fixation techniques for distractive-flexion injury stage 3 of the cervical spine

Henriques, Thomas; Cunningham, Bryan W.; Mcafee, Paul C.; Olerud, Claes

Part of Upsala Journal of Medical Sciences, p. 198-206, 2015

• DOI for In vitro biomechanical evaluation of four fixation techniques for distractive-flexion injury stage 3 of the cervical spine

Surgical stabilisation improves survival of spinal fractures related to ankylosing spondylitis

Robinson, Yohan; Willander, Johan; Olerud, Claes

Part of Spine, p. 1697-1702, 2015

• DOI for Surgical stabilisation improves survival of spinal fractures related to ankylosing spondylitis
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Evaluation of mobility and stability in the Discover artificial disc: an in vivo motion study using high-accuracy 3D CT data

Skeppholm, Martin; Svedmark, Per; Noz, Marilyn E.; Maguire, Gerald Q. et al.

Part of Journal of Eurosurgery, p. 383-389, 2015

• DOI for Evaluation of mobility and stability in the Discover artificial disc: an in vivo motion study using high-accuracy 3D CT data

Fibula osteo-adipofascial flap for reconstruction of a cervical spine and posterior pharyngeal wall defect

Rodriguez-Lorenzo, Andres; Rydevik Mani, Maria; Thor, Andreas; Gudjonsson, Olafur et al.

Part of Microsurgery, p. 314-318, 2014

• DOI for Fibula osteo-adipofascial flap for reconstruction of a cervical spine and posterior pharyngeal wall defect

Applied anatomy of a minimally invasive muscle-splitting approach to posterior C1-C2 fusion: an anatomical feasibility study

Bodon, Gergely; Patonay, Lajos; Baksa, Gabor; Olerud, Claes

Part of Surgical and Radiologic Anatomy, p. 1063-1069, 2014

• DOI for Applied anatomy of a minimally invasive muscle-splitting approach to posterior C1-C2 fusion: an anatomical feasibility study

Increased occurrence of spinal fractures related to ankylosing spondylitis: a prospective 22-year cohort study in 17,764 patients from a national registry in Sweden.

Robinson, Yohan; Sandén, Bengt; Olerud, Claes

Part of Patient Safety in Surgery, 2013

• DOI for Increased occurrence of spinal fractures related to ankylosing spondylitis: a prospective 22-year cohort study in 17,764 patients from a national registry in Sweden.
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Pain from donor site after anterior cervical fusion with bone graft: a prospective randomized study with 12 months of follow-up

Skeppholm, M; Olerud, Claes

Part of European spine journal, p. 142-147, 2013

• DOI for Pain from donor site after anterior cervical fusion with bone graft: a prospective randomized study with 12 months of follow-up

Anatomical changes in occipitalization: is there an increased risk during the standard posterior approach?

Bodon, Gergely; Glasz, Tibor; Olerud, Claes

Part of European spine journal, p. 512-516, 2013

• DOI for Anatomical changes in occipitalization: is there an increased risk during the standard posterior approach?

Comparison of dysphagia between cervical artificial disc replacement and fusion: data from a randomized controlled study with two years of follow-up

Skeppholm, Martin; Olerud, Claes

Part of Spine, 2013

• DOI for Comparison of dysphagia between cervical artificial disc replacement and fusion: data from a randomized controlled study with two years of follow-up

The Dysphagia Short Questionnaire: An Instrument for Evaluation of Dysphagia: A Validation Study With 12 Months' Follow-up After Anterior Cervical Spine Surgery

Skeppholm, Martin; Ingebro, Catarina; Engstrom, Therese; Olerud, Claes

Part of Spine, p. 996-1002, 2012

• DOI for The Dysphagia Short Questionnaire: An Instrument for Evaluation of Dysphagia: A Validation Study With 12 Months' Follow-up After Anterior Cervical Spine Surgery

Kyphoplasty in osteoporotic vertebral compression fractures: guidelines and technical considerations

Robinson, Yohan; Heyde, Cristoph E; Försth, Peter; Olerud, Claes

Part of Journal of Orthopaedic Surgery and Research, p. 43, 2011

• DOI for Kyphoplasty in osteoporotic vertebral compression fractures: guidelines and technical considerations
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Pharmacological strategies to reduce pruritus during postoperative epidural analgesia after lumbar fusion surgery: a prospective randomized trial in 150 patients

Gulle, Eva; Skärvinge, Carola; Runberg, Karin; Robinson, Yohan et al.

Part of Patient Safety in Surgery, p. 10, 2011

• DOI for Pharmacological strategies to reduce pruritus during postoperative epidural analgesia after lumbar fusion surgery: a prospective randomized trial in 150 patients
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Insertion torque is not a good predictor of pedicle screw loosening after spinal instrumentation: a prospective study in 8 patients.

Sandén, Bengt; Olerud, Claes; Larsson, Sune; Robinson, Yohan

Part of Patient Safety in Surgery, p. 14, 2010

• DOI for Insertion torque is not a good predictor of pedicle screw loosening after spinal instrumentation: a prospective study in 8 patients.
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Diskbråckskirurgi polikliniskt: Säkert och uppskattat alternativ för selekterade patienter [Ambulatory diskectomy. Safe and appreciated alternative for selected patients]

Skeppholm, Martin; Frost, Anders; Olerud, Claes

Part of Läkartidningen, p. 679-80, 2009

• Download full text (pdf) of Diskbråckskirurgi polikliniskt: Säkert och uppskattat alternativ för selekterade patienter [Ambulatory diskectomy. Safe and appreciated alternative for selected patients]

Total disc replacement compared to lumbar fusion: a randomised controlled trial with 2-year follow-up

Berg, Svante; Tullberg, Tycho; Branth, Björn; Olerud, Claes et al.

Part of European spine journal, p. 1512-19, 2009

• DOI for Total disc replacement compared to lumbar fusion: a randomised controlled trial with 2-year follow-up

Distractive flexion injuries of the subaxial cervical spine treated with anterior plate alone

Henriques, Thomas; Olerud, Claes; Bergman, Antonina; Jonsson, Halldor

Part of Journal of Spinal Disorders & Techniques, p. 1-7, 2004

The significance of radiolucent zones surrounding pedicle screws. Definition of screw loosening in spinal instrumentation.

Sandén, B; Olerud, C; Petren-Mallmin, M; Johansson, C et al.

Part of J Bone Joint Surg Br, p. 457-61, 2004

[Whiplash injury is not an indication for craniocervical fusion]

Anderberg, Leif; Annertz, MÃ¥rten; Hedlund, Rune; Hildingsson, Christer et al.

Part of Lakartidningen, p. 806-7; discussion 807, 2004

Posterior fixation of subaxial cervical spine fractures in patients with ankylosing spondylitis.

Cornefjord, Michael; Alemany, undefined; Olerud, Claes

Part of Eur Spine J, 2004

Posterior atlanto-axial fusion with the Olerud cervical fixation system for odontoid fractures and C1-C2 instability in reumathoid arthritis

Cornefjord, Michael; Henriques, Thomas; Alemany, Montserrat; Olerud, Claes

Part of European spine journal, p. 91-96, 2003

• DOI for Posterior atlanto-axial fusion with the Olerud cervical fixation system for odontoid fractures and C1-C2 instability in reumathoid arthritis

Hydroxyapatite coating improves fixation of pedicle screws: A clinical study

Sandén, Bengt; Olerud, Claes; Petrén-Mallmin, M.; Larsson, Sune

Part of Journal of Bone and Joint Surgery, p. 387-91, 2002

Hydroxyapatite coating enhances fixation of loaded pedicle screws: a mechanical in vivo study in sheep

Sandén, Bengt; Olerud, Claes; Larsson, Sune

Part of European spine journal, p. 334-9, 2001

• DOI for Hydroxyapatite coating enhances fixation of loaded pedicle screws: a mechanical in vivo study in sheep

Biomechanical comparison of five different atlantoaxial posterior fixation techhniques

Henriques, Thomas; Cunningham, Bryan; Olerud, Claes; Shimamoto, Norimichi et al.

Part of Spine, p. 2877-2883, 2000

Improved extraction torque of hydroxyapatite-coated pedicle screws

Sandén, Bengt; Olerud, Claes; Johansson, Carina; Larsson, Sune

Part of European spine journal, p. 534-7, 2000

• DOI for Improved extraction torque of hydroxyapatite-coated pedicle screws

Conventional radiography compared with low-dose CT with and without AI: a comparison of imaging methods of the thoracic spine.

Eriksson, Thomas; Lundbäck, David; Olerud, Claes; Segelsjö, Monica et al.

Systematic Review on Surgical and Nonsurgical Treatment of Type II Odontoid Fractures in the Elderly

Robinson, Yohan; Robinson, Anna-Lena; Olerud, Claes

Part of BioMed Research International, p. 231948, 2014

• DOI for Systematic Review on Surgical and Nonsurgical Treatment of Type II Odontoid Fractures in the Elderly
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Vertebroplasty and kyphoplasty: a systematic review of cement augmentation techniques for osteoporotic vertebral compression fractures compared to standard medical therapy

Robinson, Yohan; Olerud, Claes

Part of Maturitas, p. 42-49, 2012

• DOI for Vertebroplasty and kyphoplasty: a systematic review of cement augmentation techniques for osteoporotic vertebral compression fractures compared to standard medical therapy

The fate of failed cervical arthroplasties: outcome of revision surgery

Marques, Catarina; Olerud, Claes; Skeppholm, Martin; MacDowall, Anna

Adjacent level motion, a human cadaveric study of the cervical spine before and after one segment fixation

Henriques, Thomas; Olerud, Claes; Cunningham, Bryan; McAfee, Paul

Biomechanical evaluation of four different fixation techniques for a distractive flexion injury stage 3 of the cervical spine An in vitro human cadaveric model

Henriques, Thomas; Cunningham, Bryan; Olerud, Claes; Shimamoto, Norimichi et al.

Low-dose CT, with and without AI, compared to radiography of the lumbar spine: are the methods comparable?

Eriksson, Thomas; Lundbäck, David; Olerud, Claes; Segelsjö, Monica et al.