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Study

Hydrodilatation May Ease Frozen Shoulder in Adults, but Results Vary

Hydrodilatation can improve shoulder pain and movement, but effects may be short-term.

Joint HealthPain ManagementExercise & Movement
Study Credibility: High7.5/10From a trusted journalProperly designed studyResults verified
PublishedMar 2026Last reviewedOct 2026
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Summary

In plain language

Researchers reviewed studies on hydrodilatation, a treatment for frozen shoulder, where fluid is injected into the shoulder joint to improve movement and reduce pain. They found that while hydrodilatation can help improve symptoms, the results may not be long-lasting. This treatment involves injecting fluid to stretch the joint, potentially offering relief from pain and stiffness. However, the benefits might diminish over time, and more research is needed to confirm its effectiveness. Seniors experiencing shoulder pain might consider discussing this option with their doctors to see if it could be helpful for them.

Details

Use the full description to understand the study design, methods, and the limits of the findings.

This study analyzed various past studies to assess hydrodilatation's effectiveness for frozen shoulders, where the shoulder becomes painfully stiff. Researchers reviewed 39 studies involving over 2,600 participants. They found that while hydrodilatation can temporarily improve shoulder movement and reduce pain, its long-term effectiveness remains uncertain.

  • The research involved reviewing multiple studies to compare hydrodilatation with other treatments.

  • Findings highlighted temporary improvements in movement and pain relief with hydrodilatation.

  • Uncertainties remain about its long-term impact, indicating the need for further research.

For seniors dealing with frozen shoulder, understanding these potential benefits and limitations can guide discussions with healthcare providers about treatment options.

Research Quality Score

Scored October 22, 2026 using rubric mq-1.8_2026-07-06.

Assessment

The study scores well in study design and transparency due to its systematic review methodology and adherence to PRISMA guidelines. Statistical integrity is strong with detailed meta-analytic methods. However, bias control is limited by the high risk of bias in included studies. The absence of replication evidence and unspecified journal quality lower the overall score.

Category Breakdown

CategoryScoreRating
Study design10.0/10
Bias control3.3/10
Statistical methods10.0/10
Reporting completeness10.0/10
Conflicts & funding10.0/10
Replication0.0/10
Relevance to chosen population10.0/10
Journal Reliability5.0/10

Additional Notes

This systematic review evaluates the efficacy of hydrodilatation for frozen shoulder, comparing it to intra-articular corticosteroid injections and other treatments. It includes RCTs and observational studies, analyzing outcomes like pain, disability, and range of motion.

Assessed on the study's full text across 8 quality dimensions; conflict-of-interest disclosures were reviewed.

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