Håkan Alfredson

Research qualifications: Docent

Contact

hakan.alfredson@umu.se

+46 90 786 66 02

Works at

Affiliated as professor emeritus at Department of Community Medicine and Rehabilitation Section: Sports Medicine

Biologihuset hus C, plan 3, Umeå universitet, Avdelningen för Idrottsmedicin Umeå universitet, 901 87 Umeå

Publications Publications

Ultrasound- and doppler-Guided WALANT arthroscopic surgery for patellar tendinopathy with Partial Rupture in Elite Athletes: a 2-Year follow-up of a prospective case series

Medicina, MDPI 2024, Vol. 60, (4)

Alfredson, Håkan; Roberts, David; Spang, Christoph; et al.

Football was the most common sport among 344 consecutive athletes treated surgically for jumper's knee at an international tendon clinic

Translational Sports Medicine, John Wiley & Sons 2024, Vol. 2024

Alfredson, Håkan; Spang, Christoph; Waldén, Markus

Tendinopathic plantaris but normal achilles tendon found in about one-fifth of patients not responding to conservative achilles tendon management: results from a prospective walant surgical case series on 105 tendons

Open Access Journal of Sports Medicine, Dove Medical Press 2024, Vol. 15 : 41-45

Alfredson, Håkan; Waldén, Markus; Roberts, David; et al.

ICON 2023: international scientific tendinopathy symposium consensus - the core outcome set for achilles tendinopathy (COS-AT) using a systematic review and a delphi study of professional participants and patients

British Journal of Sports Medicine

De Vos, Robert-Jan; Gravare Silbernagel, Karin; Malliaras, Peter; et al.

Sonosurgery ultrasound-guided arthroscopic shaving for the treatment of patellar tendinopathy when conservative treatment fails

Anterior knee pain and patellar instability, Cham: Springer Nature 2023 : 403-413

Abat, Ferran; Alfredson, Håkan

Combined midportion achilles and plantaris tendinopathy: a 1-year follow-up study after ultrasound and color-doppler-guided walant surgery in a private setting in Southern Sweden

Medicina, MDPI 2023, Vol. 59, (3)

Alfredson, Håkan; Waldén, Markus; Roberts, David; et al.

Ultrasonography- and doppler-guided surgical treatment for insertional Achilles tendinopathy: results from a case series in a Southern Sweden county hospital

Foot and Ankle Orthopaedics, Sage Publications 2023, Vol. 8, (1)

Lindén, Louise; Granath, Martin; Hedlund, Pär; et al.

Is There a Relationship Between Quadriceps Tendinopathy and Suprapatellar Plica? An Observational Case Series

International Medical Case Reports Journal, Dovepress 2022, Vol. 15 : 81-84

Alfredson, Håkan; Masci, Lorenzo; Spang, Christoph

A Regenerated Achilles Tendon with Good Function One Year After Total Extirpation Due to Infection – A Case Report

International Medical Case Reports Journal, Dove Medical Press 2022, Vol. 15 : 219-223

Granath, Martin; Hedlund, Pär; Spang, Christoph; et al.

ICON 2020 - International Scientific Tendinopathy Symposium Consensus: A Systematic Review of Outcome Measures Reported in Clinical Trials of Achilles Tendinopathy

Sports Medicine, Springer Nature 2022, Vol. 52 : 613-641

Grävare Silbernagel, Karin; Malliaras, Peter; de Vos, Robert-Jan; et al.

Is the Superficial Peritendinous Tissue an Additional Pain Driver in Patellar Tendinopathy?: Studies on Morphology and Innervation in a Case Series

Medicina, MDPI 2022, Vol. 58, (5)

Spang, Christoph; Masci, Lorenzo; Alfredson, Håkan

Ultrasound-guided versus blind interventions in patellar tendon lesions: a cadaveric study

Skeletal Radiology, Springer 2021, Vol. 50, (5) : 967-972

Abat, Ferran; Alfredson, Håkan; Campos, Jocelio; et al.

Sharp pain in a normal Achilles tendon of a professional female football player was related to a plantaris tendon in a rare position: a case report

Journal of Medical Case Reports, BioMed Central (BMC) 2021, Vol. 15, (1)

Alfredson, Håkan; Masci, Lorenzo; Spang, Christoph

Ultrasound and surgical inspection of plantaris tendon involvement in chronic painful insertional Achilles tendinopathy: A case series

BMJ Open Sport and Exercise Medicine, BMJ Publishing Group Ltd 2021, Vol. 7, (1)

Alfredson, Håkan; Masci, Lorenzo; Spang, Christoph

Isolated Lumbar Extension Resistance Exercise in Limited Range of Motion for Patients with Lumbar Radiculopathy and Disk Herniation-Clinical Outcome and Influencing Factors

Journal of Clinical Medicine, MDPI 2021, Vol. 10, (11)

Golonka, Witold; Raschka, Christoph; Harandi, Vahid M.; et al.

Achilles Scraping and Plantaris Tendon Removal Improves Pain and Tendon Structure in Patients with Mid-Portion Achilles Tendinopathy-A 24 Month Follow-Up Case Series

Journal of Clinical Medicine, MDPI 2021, Vol. 10, (12)

Masci, Lorenzo; Neal, Bradley Stephen; Bee, William Wynter; et al.

Surgical treatment of insertional Achilles tendinopathy: results after removal of the subcutaneous bursa alone-a case series

BMJ OPEN SPORT & EXERCISE MEDICINE, BMJ PUBLISHING GROUP 2020, Vol. 6, (1)

Alfredson, Håkan; Spang, Christoph

Partial Achilles Tendon Rupture - A Neglected Entity: A Narrative Literature Review on Diagnostics and Treatment Options

Journal of Clinical Medicine, MDPI 2020, Vol. 9, (10)

Gatz, Matthias; Spang, Christoph; Alfredson, Håkan

Ultrasound-guided tendon debridement improves pain, function and structure in persistent patellar tendinopathy: short term follow-up of a case series

BMJ OPEN SPORT & EXERCISE MEDICINE, BMJ Publishing Group Ltd 2020, Vol. 6, (1)

Masci, Lorenzo; Alfredson, Håkan; Neal, Brad; et al.

ICON PART-T 2019-International Scientific Tendinopathy Symposium Consensus: recommended standards for reporting participant characteristics in tendinopathy research (PART-T)

British Journal of Sports Medicine, BMJ Publishing Group Ltd 2020, Vol. 54, (11) : 627-630

Rio, Ebonie Kendra; Mc Auliffe, Sean; Kuipers, Irene; et al.

ICON 2019: International Scientific Tendinopathy Symposium Consensus: Clinical Terminology

British Journal of Sports Medicine, BMJ Publishing Group Ltd 2020, Vol. 54, (5) : 260-262

Scott, Alex; Squier, Kipling; Alfredson, Håkan; et al.

ICON 2019-International Scientific Tendinopathy Symposium Consensus: There are nine core health-related domains for tendinopathy (CORE DOMAINS): Delphi study of healthcare professionals and patients

British Journal of Sports Medicine, BMJ PUBLISHING GROUP 2020, Vol. 54, (8) : 444-451

Vicenzino, Bill; de Vos, Robert-Jan; Alfredson, Håkan; et al.

Results of minimally invasive Achilles tendon scraping and plantaris tendon removal in patients with chronic midportion Achilles tendinopathy: A longer-term follow-up study

SAGE Open Medicine, Sage Publications 2019, Vol. 7

Ruergård, Anna; Spang, Christoph; Alfredson, Håkan

Sonographically Guided Plantaris Tendon Release: A Cadaveric Validation Study

PM&R, John Wiley & Sons 2019, Vol. 11, (1) : 56-63

Smith, Jay; Alfredson, Håkan; Masci, Lorenzo; et al.

Current trends in tendinopathy: consensus of the ESSKA basic science committee. Part II

Journal of experimental orthopaedics, Springer 2018, Vol. 5, (38)

Abat, F; Alfredson, Håkan; Cucchiarini, M; et al.

Achilles and patellar tendon operations performed in local anestesia

American journal of Anesthesiology and Pain medicine, New York: ONOMY 2018, Vol. 1, (1) : 001-002

Alfredson, Håkan

Surgical plantaris tendon removal for patients with plantaris tendon-related pain only and a normal Achilles tendon: a case series

BMJ Open Sport & Exercise Medicine, BMJ Publishing Group Ltd 2018, Vol. 4, (1)

Alfredson, Håkan; Masci, Lorenzo; Spang, Christoph

Clinical presentation and surgical management of chronic Achilles tendon disorders: a retrospective observation on a set of consecutive patients being operated by the same orthopedic surgeon

Foot and Ankle Surgery, Elsevier 2018, Vol. 24, (6) : 490-494

Alfredson, Håkan; Spang, Christoph

Apolipoprotein A1 distribution pattern in the human Achilles tendon

Scandinavian Journal of Medicine and Science in Sports, WILEY 2018, Vol. 28, (5) : 1506-1513

Gaida, James Edmund; Alfredson, Håkan; Scott, A.; et al.

Achilles insertion bone pathology not related to pain in a triathlete with cystic fibrosis

Journal of Surgical Case Reports, Oxford University Press 2018, (8)

Welford, Paul; Alfredson, Håkan

Current trends in tendinopathy: consensus of the ESSKA basic science committee. Part I: biology, biomechanics, anatomy and anexercise-based approach

Journal of Experimental Orthopaedics, Springer 2017, Vol. 4, (1)

Abat, F.; Alfredson, Håkan; Cucchiarini, M.; et al.

Persistent pain in the Achilles midportion?: Consider the plantaris tendon as a possible culprit!

British Journal of Sports Medicine, BMJ PUBLISHING GROUP 2017, Vol. 51, (10) : 833-834

Alfredson, Hakan

Nerve distributions in insertional Achilles tendinopathy - a comparison of bone, bursae and tendon

Histology and Histopathology, Vol. 32, (3) : 263-270

Andersson, Gustav; Backman, Ludvig J.; Christensen, Jens; et al.

The Effects of Substance P and Acetylcholine on Human Tenocyte Proliferation Converge Mechanistically via TGF-β1

PLOS ONE, Vol. 12, (3)

Fong, Gloria; Backman, Ludvig J.; Alfredson, Håkan; et al.

Differential Plantaris-Achilles Tendon Motion: A Sonographic and Cadaveric Investigation

PM&R, ELSEVIER SCIENCE INC 2017, Vol. 9, (7) : 691-698

Smith, Jay; Alfredson, Håkan; Masci, Lorenzo; et al.

Richly innervated soft tissues covering the superficial aspect of the extensor origin in patients with chronic painful tennis elbow - Implication for treatment?

Journal of Musculoskeletal and Neuronal Interactions - JMNI, Vol. 17, (2) : 97-103

Spang, Christoph; Alfredson, Håkan

Marked expression of TNF receptors in human peritendinous tissues including in nerve fascicles with axonal damage: Studies on tendinopathy and tennis elbow

Journal of Musculoskeletal and Neuronal Interactions - JMNI, JMNI 2017, Vol. 17, (3) : 226-236

Spang, Christoph; Renström, Lina; Alfredson, Håkan; et al.

Clinical utility of diagnostic ultrasound in athletes with tendinopathy (ICL 22)

Esska instructional course lecture book: Barcelona 2016, Springer Berlin/Heidelberg 2016 : 217-223

Abat, Ferran; Maffulli, Nicola; Alfredson, Håkan; et al.

Low recurrence rate after mini surgery outside the tendon combined with short rehabilitation in patients with midportion Achilles tendinopathy

Open Access Journal of Sports Medicine, Vol. 7 : 51-54

Alfredson, Håkan

A pilot study on biomarkers for tendinopathy: lower levels of serum TNF-alpha and other cytokines in females but not males with Achilles tendinopathy

BMC Sports Science, Medicine and Rehabilitation, Vol. 8

Gaida, James E.; Alfredson, Håkan; Forsgren, Sture; et al.

How to diagnose plantaris tendon involvement in midportion Achilles tendinopathy: clinical and imaging findings

BMC Musculoskeletal Disorders, BioMed Central 2016, Vol. 17

Masci, Lorenzo; Spang, Christoph; van Schie, Hans T. M.; et al.

The plantaris tendon: a narrative review focusing on anatomical features and clinical importance

The Bone & Joint Journal, Vol. 98B, (10) : 1312-1319

Spang, Christoph; Alfredson, Håkan; Docking, S. I.; et al.

Clinical commentary of the evolution of the treatment for chronic painful mid-portion Achilles tendinopathy

Revista Brasileira de Fisioterapia, Vol. 19, (5) : 429-432

Alfredson, Håkan

Protease-activated receptors in the Achilles tendon-a potential explanation for the excessive pain signalling in tendinopathy

Molecular Pain, Vol. 11

Christensen, Jens; Alfredson, Håkan; Andersson, Gustav

Further proof of the existence of a non-neuronal cholinergic system in the human Achilles tendon: Presence of the AChR alpha 7 receptor in tendon cells and cells in the peritendinous tissue

International Immunopharmacology, Vol. 29, (1) : 195-200

Forsgren, Sture; Alfredson, Håkan; Andersson, Gustav

Marked innervation but also signs of nerve degeneration in between the Achilles and plantaris tendons and presence of innervation within the plantaris tendon in midportion Achilles tendinopathy

Journal of Musculoskeletal and Neuronal Interactions - JMNI, Vol. 15, (2) : 197-206

Spang, Christoph; Harandi, Vahid M; Alfredsson, Håkan; et al.

Sclerosing injections and ultrasound-guided arthroscopicshaving for patellar tendinopathy: good clinical results and decreased tendon thickness after surgery-a medium-term follow-up study

Knee Surgery, Sports Traumatology, Arthroscopy, Vol. 23, (8) : 2259-2268

Sunding, Kerstin; Willberg, Lotta; Werner, Suzanne; et al.

Unilateral surgical treatment for patients with midportion Achilles tendinopathy may result in bilateral recovery

British Journal of Sports Medicine, BMJ Publishing Group 2014, Vol. 48, (19) : 1421-1424

Alfredson, Håkan; Spang, Christoph; Forsgren, Sture

Decreased tumour necrosis factor alpha (tnf-a) in serum of patients with achilles tendinopathy: further evidence against the role of inflammation in the chronic stage

British Journal of Sports Medicine, BMJ Groups 2014, Vol. 48, (7) : 597-

Gaida, J; Alfredson, Håkan; Forsgren, Sture; et al.

Bilateral Achilles tendinosis: the similar morphological appearance and the benefit of unilateral treatment has benefits for the contralateral tendon

International journal of experimental pathology (Print), Vol. 94, (4) : A18-A18

Alfredson, Håkan; Spang, Christoph; Forsgren, Sture

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