PRP injections Queen Creek: clear help for a sore joint

What can settle the soreness at home?

Shorten the walk, lift, or game that causes throbbing afterward. Cold may calm new swelling. Warmth may loosen an older stiff joint, but keep either one off bare skin.

Continue easy movement when the joint isn't worse the next morning. Supportive shoes or a knee brace may make common chores easier. Don't change regular medicine without asking the doctor who knows why you take it.

When is it time to have the joint checked?

Make an appointment when soreness keeps disturbing sleep or makes walking, dressing, or home tasks harder. Swelling, catching, weakness, or a joint that gives way also needs an exam. Take old scans and write down every medicine you use.

Seek urgent care if fever comes with a warm, swollen joint. New numbness, strong weakness, a sudden pop, or a joint that looks misshapen needs quick attention. These warning signs can't wait for an office appointment.

What can a clinic do for ongoing soreness?

At the visit, a medical provider—the licensed clinician handling your care—examines the joint, reviews earlier care and scans, and asks which daily tasks now hurt. The exam helps that person find the sore part. You can then discuss exercise, a brace, medicine, or another opinion.

QC Kinetix may discuss regenerative treatments, meaning non-surgical PRP made there after your blood is drawn. The name doesn't promise that worn tissue will grow back. Ask which part hurts, what change is realistic, and how the team will check it.

Sources

1. A randomized controlled trial of acute hamstring injury found patients treated with a single autologous PRP injection plus a rehabilitation programme returned to play significantly earlier than those doing rehabilitation alone (26.7 +/- 7.0 days versus 42.5 +/- 20.6 days; P=.02), with lower pain severity scores throughout.

   A Hamid MS, Mohamed Ali MR, Yusof A, et al. — Platelet-rich plasma injections for the treatment of hamstring injuries: a randomized controlled trial. American Journal of Sports Medicine, 2014. DOI: 10.1177/0363546514541540.

2. A systematic review and meta-analysis with best-worst case analysis found statistically NON-significant evidence that PRP with or without physical therapy reduced mean time to return to play or reinjury rates for hamstring injuries compared with no treatment or physical therapy alone, in short-term follow-up. Complication rates (postinjection discomfort, pain or sciatic nerve irritation) averaged 5.2% +/- 2.9%. The pooled picture does not support the single positive trial.

   Seow D, Shimozono Y, Tengku Yusof TNB, et al. — Platelet-Rich Plasma Injection for the Treatment of Hamstring Injuries: A Systematic Review and Meta-analysis With Best-Worst Case Analysis. American Journal of Sports Medicine, 2021. DOI: 10.1177/0363546520916729.

3. A randomized double-blind trial of 80 patients with chronic gluteal tendinopathy (lateral hip pain) compared a single ultrasound-guided PRP injection with a single corticosteroid injection. At 12 weeks the PRP group had significantly better modified Harris Hip Scores (P=.048), and 82% versus 56.7% of patients reached the minimal clinically important difference (P=.016).

   Fitzpatrick J, Bulsara MK, O'Donnell J, et al. — The Effectiveness of Platelet-Rich Plasma Injections in Gluteal Tendinopathy: A Randomized, Double-Blind Controlled Trial Comparing a Single Platelet-Rich Plasma Injection With a Single Corticosteroid Injection. American Journal of Sports Medicine, 2018. DOI: 10.1177/0363546517745525.

4. Two-year follow-up of the same 80-patient gluteal tendinopathy trial found the single leukocyte-RICH PRP injection produced improvement that was sustained at 104 weeks (mHHS 53.77 at baseline to 82.59 at two years; P<.0001), whereas the corticosteroid improvement peaked at six weeks and was not maintained beyond 24 weeks. This is one of the clearest demonstrations that leukocyte-rich PRP is the formulation with evidence in TENDON, not in cartilage.

   Fitzpatrick J, Bulsara MK, O'Donnell J, et al. — Leucocyte-Rich Platelet-Rich Plasma Treatment of Gluteus Medius and Minimus Tendinopathy: A Double-Blind Randomized Controlled Trial With 2-Year Follow-up. American Journal of Sports Medicine, 2019. DOI: 10.1177/0363546519826969.

5. A 12-centre randomized controlled trial of 230 patients with chronic lateral epicondylar tendinopathy compared tendon needling with leukocyte-enriched PRP against tendon needling alone. At 12 weeks there was no significant difference (55.1% versus 47.4% pain improvement; P=.163). At 24 weeks the PRP group reported 71.5% versus 56.1% pain improvement (P=.019), a 83.9% versus 68.3% success rate (P=.037), and significantly less residual elbow tenderness (29.1% versus 54.0%; P=.009). No significant complications occurred in either group.

   Mishra AK, Skrepnik NV, Edwards SG, et al. — Efficacy of platelet-rich plasma for chronic tennis elbow: a double-blind, prospective, multicenter, randomized controlled trial of 230 patients. American Journal of Sports Medicine, 2014. DOI: 10.1177/0363546513494359.

6. A 24-site, 240-patient participant-blinded randomized trial of a single intratendinous PRP injection versus a sham (subcutaneous dry needle) for chronic midportion Achilles tendinopathy found VISA-A scores of 54.4 versus 53.4 at six months (adjusted mean difference -2.7; 95% CI -8.8 to 3.3) against a 12-point minimal clinically important difference. The authors stated the findings do not support the use of this treatment for chronic midportion Achilles tendinopathy.

   Kearney RS, Ji C, Warwick J, et al. — Effect of Platelet-Rich Plasma Injection vs Sham Injection on Tendon Dysfunction in Patients With Chronic Midportion Achilles Tendinopathy: A Randomized Clinical Trial. JAMA, 2021. DOI: 10.1001/jama.2021.6986.

7. PATH-2 randomised 230 adults with acute Achilles tendon rupture managed non-surgically to PRP or a placebo dry-needle injection across 19 UK hospitals, with a central laboratory confirming the PRP was of good quality with the expected growth-factor content. At 24 weeks there was no detectable difference in muscle-tendon function (limb symmetry index 34.7% versus 38.5%; adjusted mean difference -3.9%; 95% CI -10.5% to 2.7%) or in any secondary outcome or adverse-event rate.

   Keene DJ, Alsousou J, Harrison P, et al. — Platelet rich plasma injection for acute Achilles tendon rupture: PATH-2 randomised, placebo controlled, superiority trial. BMJ, 2019. DOI: 10.1136/bmj.l6132.

8. An updated meta-analysis of six randomized trials (422 patients) found no benefit of PRP over placebo for Achilles tendinopathy on VISA-A at 3 months (mean difference 1.7; 95% CI -1.8 to 5.2), 6 months (0.5; 95% CI -8.5 to 9.3) or 1 year (-7.9; 95% CI -27.3 to 11.6), nor on VAS pain at 3 months. Funnel-plot asymmetry suggested publication bias inflating apparent benefits. The authors wrote that PRP should not be used to treat Achilles tendinopathy until high-quality trials show a clear clinical benefit.

   Barreto ESR, Antunes Junior CR, Silva IC, et al. — Is Platelet-rich Plasma Effective in Treating Achilles Tendinopathy? A Meta-analysis of Randomized Clinical Trials. Clinical Orthopaedics and Related Research, 2025. DOI: 10.1097/CORR.0000000000003349.

9. The Cochrane review of exercise for knee osteoarthritis found low- to moderate-certainty evidence that exercise probably improves pain, physical function and quality of life in the short term - but when the results were compared against established minimal important difference thresholds (12 points for pain, 13 for function, 15 for quality of life on 0-100 scales), the confidence intervals either did not reach those thresholds or spanned both important and unimportant improvement. Honest copy about exercise carries the same caveat honest copy about PRP does.

   Lawford BJ, Hall M, Hinman RS, et al. — Exercise for osteoarthritis of the knee. Cochrane Database of Systematic Reviews, 2024. DOI: 10.1002/14651858.CD004376.pub4.