PTCase ReportPhysiotherapy research international : the journal for researchers and clinicians in physical therapy2026

Effect of Blood Flow Restriction Training on Wrist Pain and Function: A Case Report of an Elite Tennis Player.

V Josh Naga Sai Akhil, Ranganath Gangavelli

PMID 41243555

WHAT IT FOUND

An 18-year-old tennis player with wrist pain completed four weeks of low-load blood flow restriction training alongside standard physiotherapy.

Her pain catastrophizing scores dropped from 43 to 9, and her ability to grip a racket and lift a kit bag improved substantially. One person, not a pattern.

Key findings

01The athlete received low-intensity blood flow restriction training combined with traditional physiotherapy and strength conditioning for four weeks.

02Patient-specific functional scores for activities like holding a racket improved from 2 to 8, and pain catastrophizing scores decreased from 43 to 9 after the intervention.

03No adverse events were reported, but the lack of imaging confirmation and single-case design limit the reliability of these findings.

STILL TO COME

How it was doneWhat they foundWhat it means for PTs

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What it does not show

The diagnosis was clinical, with no MRI or ultrasound to confirm the specific tissue injury or rule out other pathologies. The pre- and post-assessments were performed by the same therapist, introducing potential assessor bias. The study involved only one person, so the results cannot be generalized to other patients. The athlete received multiple concurrent treatments (physiotherapy, modified strength conditioning, and blood flow restriction training), making it impossible to determine which component caused the improvement.

Declared interests

The authors declared no conflicts of interest and reported no funding.

The easy way to misread this

Do not conclude that blood flow restriction training alone caused the recovery. The athlete also received standard physiotherapy and continued a modified strength and conditioning program, so the specific contribution of the blood flow restriction cuff cannot be separated from the other treatments.

Summarised by AI from the full paper, without a clinician reviewing it. Check it against the source before it changes what you do. Read it on PubMed →