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Knee

Patellofemoral Pain Syndrome Treatment Options

Patellofemoral pain syndrome refers to pain originating from the joint between the kneecap (patella) and the femur. It is one of the most common causes of anterior knee pain in adolescents and adults. Unlike arthritis, PFPS is often driven by biomechanics, muscle imbalance, and overload, rather than irreversible joint damage.

Treatment is typically stepwise and individualized, beginning with conservative strategies and progressing only when symptoms persist.

Yes — and for many patients, this is the first and most important step.

Activities that repeatedly load the patellofemoral joint—such as deep squatting, running hills, stairs, lunges, and prolonged sitting—can aggravate symptoms. Temporarily modifying or reducing these activities allows irritation within the joint to calm down.

This does not mean stopping all activity. Instead, the focus is on load management: maintaining fitness while reducing movements that provoke pain. Many patients notice meaningful improvement within several weeks when activity is appropriately adjusted.

Physical therapy is the cornerstone of treatment for PFPS.

Rehabilitation focuses on improving the mechanics of how the kneecap tracks within the femoral groove. Research consistently shows benefit from strengthening:

  • Quadriceps muscles
  • Hip abductors
  • Hip external rotators
  • Core stabilizers

Weakness in the hip can allow the femur to rotate inward during activity, increasing stress on the patellofemoral joint. Strengthening these muscle groups helps improve alignment and reduce compressive forces on the kneecap.

Therapy also addresses flexibility, neuromuscular control, and movement patterns. Most patients improve significantly within 6–12 weeks of structured rehabilitation.

Short-term use of oral anti-inflammatory medications (NSAIDs) may reduce pain and swelling during symptom flares. However, PFPS is not purely an inflammatory condition. NSAIDs are best viewed as a supportive tool to improve comfort while the underlying biomechanical issues are addressed through therapy.

Kinesiology (KT) taping can help some patients by improving patellar tracking and reducing pain during activity. While taping does not permanently change alignment, it may:

  • Provide short-term symptom relief
  • Improve confidence during activity
  • Allow better tolerance of strengthening exercises

Taping is often used as an adjunct during early rehabilitation phases.

Patellofemoral-specific braces may help reduce compressive forces across the kneecap. The Ascender™ brace by Icarus Medical is designed specifically to unload the patellofemoral joint and alter force distribution during movement.

You can learn more here: https://icarusmedical.com/products/ascender

These braces may be helpful in patients with persistent symptoms, particularly when pain is worsened by stairs or prolonged sitting. Like taping, bracing is typically an adjunct to therapy rather than a stand-alone treatment.

Injections may be considered when symptoms persist despite rehabilitation.

Corticosteroid Injections

Cortisone injections can reduce inflammation and provide short-term relief, particularly if there is associated synovitis or fat pad irritation. Relief is often temporary unless the underlying cause is addressed.

Platelet-Rich Plasma (PRP)

PRP may be considered in patients with cartilage irritation or chronic inflammatory changes. While evidence in PFPS specifically is still evolving, PRP may offer biologic support in select cases and serves as a natural alternative to corticosteroid injections.

Hyaluronic Acid (Viscosupplementation)

Hyaluronic acid injections are another natural alternative to corticosteroid injections that works in similar fashion – as a strong anti-inflammatory – although it has not demonstrated significant efficacy in improving symptoms in patellofemoral pain.

If symptoms improve significantly after injection, this suggests that the patellofemoral joint surface may be contributing to pain. This would also suggest that surgery may provide more permanent symptom relief.

In patients with chronic anterior knee pain that has not responded to other treatments—and especially when surgery is not desired—genicular nerve blocks or radiofrequency ablation (RFA) may be considered.

These procedures target sensory nerves around the knee that transmit pain signals. While they do not correct biomechanics or cartilage issues, they may reduce pain in carefully selected patients with persistent symptoms.

If symptoms persist despite appropriate conservative treatment, advanced imaging (MRI) may be ordered to evaluate:

  • Cartilage status under the patella and in the groove in which the patella tracks
  • Bone marrow edema
  • Fat pad inflammation
  • Alignment abnormalities
  • Subtle instability

Imaging helps determine whether the pain is primarily functional/biomechanical or whether structural cartilage damage is present that may require more advanced treatment.

Surgery is reserved for patients with persistent, function-limiting symptoms after a comprehensive course of nonoperative management.

Diagnostic Arthroscopy

In selected cases, arthroscopy may be performed to directly evaluate the patellofemoral joint. Procedures may include:

  • Fat pad debridement
  • Chondroplasty (smoothing unstable cartilage)
  • Removal of inflamed synovial tissue

This is typically considered when imaging and exam suggest a focal mechanical pain source.

Patellofemoral Realignment

In patients with maltracking or instability contributing to cartilage overload, procedures such as tibial tubercle osteotomy (realignment surgery) may be performed to improve patellar tracking and reduce joint pressure.

Cartilage Restoration

When pain is driven by focal cartilage defects under the patella or trochlea, cartilage restoration procedures may be considered. These are typically reserved for younger, active patients with isolated defects rather than diffuse arthritis.

Patellofemoral pain syndrome is common, frustrating, and highly treatable in most cases. The majority of patients improve with activity modification and targeted physical therapy focused on quadriceps and hip strengthening. Bracing, taping, medications, and injections may provide additional support when needed. Surgery is reserved for persistent symptoms and structural abnormalities that do not respond to comprehensive nonoperative care.

Patients experiencing persistent anterior knee pain that limits activity, exercise, or daily function are encouraged to contact Dr. José Vega’s office in Cleveland to schedule a consultation. A thorough evaluation—including biomechanical assessment and imaging when necessary—can help determine the most appropriate treatment pathway.

References

  1. Chalidis B, Pitsilos C, Davitis V. The Role of Platelet-Rich Plasma (PRP) in the Treatment of Patellofemoral Arthritis and Anterior Knee Pain: A Systematic Review. Int J Mol Sci. 2025;26(18):9006.
  2. Chen AF, Khalouf F, Zora K, et al. Cooled Radiofrequency Ablation Compared with a Single Injection of Hyaluronic Acid for Chronic Knee Pain: A Multicenter, Randomized Clinical Trial Demonstrating Greater Efficacy and Equivalent Safety for Cooled Radiofrequency Ablation. J Bone Joint Surg Am. 2020;102(17):1501-1510.
  3. Hinckel BB, Thomas D, Vellios EE, et al. Algorithm for Treatment of Focal Cartilage Defects of the Knee: Classic and New Procedures. Cartilage. 2021;13(1_suppl):473S-495S.
  4. Lack S, Barton C, Sohan O, Crossley K, Morrissey D. Proximal muscle rehabilitation is effective for patellofemoral pain: a systematic review with meta-analysis. Br J Sports Med. 2015;49(21):1365-1376.
  5. Powers CM, Ward SR, Chen Y jen, Chan L der, Terk MR. The effect of bracing on patellofemoral joint stress during free and fast walking. Am J Sports Med. 2004;32(1):224-231.
  6. Willy RW, Hoglund LT, Barton CJ, et al. Patellofemoral Pain. J Orthop Sports Phys Ther. 2019;49(9):CPG1-CPG95.
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