Right now you are surfing a limited version of umu.se.
What does this mean?
"False"
Skip to content
umu.se
For students
For researchers
Library
For staff
Svensk webbplats
Search
Menu
X close menu
Menu
Search
Search within:
Search within:
All
Education
Research
Staff
Student web
News
Main menu hidden.
Login
Svenska
Education
Education
Back to Main Menu
Education
Search programmes and courses
Exchange students
Study essentials
Application and admission
Student life
Research
Research
Back to Main Menu
Research
Research groups
Research projects
Research projects
Back to Research
Research projects
Research projects in medicine
Research projects in arts and humanities
Research projects in science and technology
Research projects in social sciences
Strategic research areas
Prioritised research areas
Prioritised research areas
Back to Research
Prioritised research areas
Mastering microbial infections
Learning and brain plasticity throughout the life span
Northfood: Plant Science for Change
Research infrastructure
Research infrastructure
Back to Research
Research infrastructure
Research infrastructure list(2)
Research infrastructure list
Council for research infrastructure RIS
Our research
Our research
Back to Research
Our research
Research areas
News and events
News and events
Back to Research
News and events
Research news
Defences of doctoral theses
Science outreach events
Science outreach events
Back to News and events
Science outreach events
Nature on campus
Research with us
Research with us
Back to Research
Research with us
Doctoral studies
Doctoral studies
Back to Research with us
Doctoral studies
Research schools
For researchers at Umeå University
Features and news
Features and news
Back to Research
Features and news
Sustainability
The revolutionary CRISPR-Cas9 gene editing tool
The revolutionary CRISPR-Cas9 gene editing tool
Back to Features and news
The revolutionary CRISPR-Cas9 gene editing tool
The gene editing tool used throughout the world
The Arctic
Artificial intelligence
Artificial intelligence
Back to Features and news
Artificial intelligence
MAI
Call: Develop your research ideas on AI and apply for seed money
News
frAIday
AI projects
AI Competence for Sweden
AI Network
AI research
AI news
Study AI at Umeå University
Register to UmeAI network
AI researchers and teachers
WASP-HS
Green transition
Life science
Life science
Back to Features and news
Life science
News council in life science
Support our research
Collaboration and innovation
Collaboration and innovation
Back to Main Menu
Collaboration and innovation
SOLH
SOLH
Back to Collaboration and innovation
SOLH
Tools for collaborative projects
Tools for collaborative projects
Back to SOLH
Tools for collaborative projects
Horizontal criteria
Calls for proposals
Why participate in collaborative projects?
Why participate in collaborative projects?
Back to SOLH
Why participate in collaborative projects?
Find partners
About the project
Contact us
Featured
Featured
Back to SOLH
Featured
Friday Meetups
Idea Submission
For partner universities
International collaborations
International collaborations
Back to Collaboration and innovation
International collaborations
The European Campus of City-Universities (EC2U)
National Collaborations
Work with us
Work with us
Back to Main Menu
Work with us
Open positions
Working at Umeå University
Benefits for you
Career Development and Support
Appeals
Postdoctoral scholarships
Testimonials
Human Resources Strategy for Researchers (HRS4R)
Human Resources Strategy for Researchers (HRS4R)
Back to Work with us
Human Resources Strategy for Researchers (HRS4R)
Human Resources Strategy for Researchers process at Umeå University
Dual Career Programme
Traineeship at the university
Get established
Get established
Back to Work with us
Get established
Living in Umeå
Moving to Umeå
Moving to Umeå
Back to Get established
Moving to Umeå
Before arrival
On arrival
Finding a home
Finding a home
Back to Get established
Finding a home
Moving in and moving out
Language Programme in Swedish and English
Language Programme in Swedish and English
Back to Work with us
Language Programme in Swedish and English
The Language Programme´s Christmas Calendar
About Umeå University
About Umeå University
Back to Main Menu
About Umeå University
News and events
News and events
Back to About Umeå University
News and events
Culture on Campus
Academic ceremonies
Academic ceremonies
Back to News and events
Academic ceremonies
Spring Graduation
Annual Celebration
Events
News
Perspectives
Conference grants
Conference grants
Back to News and events
Conference grants
Conference grants 2025
Conference grants 2026
Pride on Campus
Organisation
Organisation
Back to About Umeå University
Organisation
Departments, sections and units
Faculties, schools and institutes
Research centres
University governance
University governance
Back to Organisation
University governance
University Board
University Management
Strategic councils
Corporations and foundations
Committees, boards and councils
University Administration
Facts and figures
Facts and figures
Back to About Umeå University
Facts and figures
Art on Campus
Rankings
Key figures
Our history
Information material
List of academic terms
Vision and core values
Quality system for education
Quality system for education
Back to About Umeå University
Quality system for education
Model for acquisition of educational qualification
For our suppliers and customers
For our suppliers and customers
Back to About Umeå University
For our suppliers and customers
For our suppliers
Future suppliers
For our customers
Climate and sustainability
Climate and sustainability
Back to About Umeå University
Climate and sustainability
Education and students
Education and students
Back to Climate and sustainability
Education and students
Education for sustainable development at the Faculty of Medicine
Research and utilisation
Purchase, procurement and investments
Purchase, procurement and investments
Back to Climate and sustainability
Purchase, procurement and investments
Environmental and sustainability requirements in procurement
Property and campus
Meetings and travels
Meetings and travels
Back to Climate and sustainability
Meetings and travels
Sustainable events
Chemicals and waste management
Chemicals and waste management
Back to Climate and sustainability
Chemicals and waste management
Källsortering på Umeå universitet
Our strategic climate and sustainability work
A healthy campus
A healthy campus
Back to Climate and sustainability
A healthy campus
Certification Healthy campus
Contact us
Contact us
Back to Main Menu
Contact us
Maps
Maps
Back to Contact us
Maps
Digital maps
Our campuses
Our campuses
Back to Contact us
Our campuses
Umeå Arts Campus
Visit Umeå University
Visit Umeå University
Back to Contact us
Visit Umeå University
Sami seasons
Sami seasons
Back to Visit Umeå University
Sami seasons
Winter
Spring winter
Spring
Spring summer
Summer
Autumn summer
Autumn
Autumn winter
Visit on teacher or staff exchange
Staff directory
Make a donation
Make a donation
Back to Contact us
Make a donation
How to Donate
How to Donate
Back to Make a donation
How to Donate
Donate
Will
Foundation
Thank you for your support
Press and media
Press and media
Back to Contact us
Press and media
Expertlist: Life science
Regarding the war in Ukraine
Expert list war in Ukraine
Expert list CRISPR-Cas9
If something happens
For students
For researchers
Library
For staff
For alumni
X close menu
Håkan Alfredson
Research qualifications:
Docent
Contact
E-mail
hakan.alfredson@umu.se
Phone
+46 90 786 66 02
Works as
Affiliation
Professor emeritus
at
Department of Community Medicine and Rehabilitation
Section: Sports Medicine
Location
Biologihuset hus C, plan 3, Umeå universitet, Avdelningen för Idrottsmedicin
Umeå universitet, 901 87 Umeå
Publications
Publications
2025
Exercise parameters to consider for Achilles tendinopathy: a modified Delphi study with international experts
British Journal of Sports Medicine
, BMJ Publishing Group Ltd 2025, Vol. 59, (19) : 1337-1349
Demangeot, Yoann; O’Neill, Seth; Degache, Francis; et al.
2024
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.
2024
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
2024
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.
2024
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
, BMJ Publishing Group Ltd 2024, Vol. 58, (20) : 1175-1186
De Vos, Robert-Jan; Gravare Silbernagel, Karin; Malliaras, Peter; et al.
2024
Achilles tendon pain in male professional football players: a prospective five-season study of 88 injuries from the UEFA elite club injury study
Open Access Journal of Sports Medicine
, Dove Medical Press 2024, Vol. 15 : 171-179
Waldén, Markus; Gajhede Knudsen, Mariann; Ekstrand, Jan; et al.
2023
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
2023
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.
2023
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.
2022
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
2022
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.
2022
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.
2022
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
2021
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.
2021
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
2021
Ultrasound and surgical inspection of plantaris tendon involvement in chronic painful insertional Achilles tendinopathy: A case series
BMJ Open Sport & Exercise Medicine
, BMJ Publishing Group Ltd 2021, Vol. 7, (1)
Alfredson, Håkan; Masci, Lorenzo; Spang, Christoph
2021
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.
2021
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.
2020
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
2020
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
2020
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.
2020
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.
2020
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.
2020
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.
2019
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
2019
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.
2018
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.
2018
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
2018
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
2018
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
2018
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.
2018
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
2017
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.
2017
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
2017
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.
2017
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.
2017
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.
2017
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
2017
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.
2016
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.
2016
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
2016
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.
2016
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.
2016
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.
2015
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
2015
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
2015
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
2015
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.
2015
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.
2014
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
View publications in DiVA
+ Show more
- Show less
