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Tendonitis vs Tendinosis — What Ballincollig Physios Check Before Treating

March 24, 2026
Tendonitis vs Tendinosis — What Ballincollig Physios Check Before Treating

Tendonitis vs Tendinosis: Understanding the Differences

At Achilles Physio Clinic in Ballincollig, Cork, our highly trained physiotherapists frequently encounter patients with complaints related to tendon injuries. Two common conditions that often cause confusion are tendonitis and tendinosis. While both terms refer to issues affecting tendons, they represent different pathological processes that require distinct treatment approaches. In this article, we will explore the key differences between these two conditions and what our physios check before recommending a treatment plan.

What Causes Tendonitis?

Tendonitis is an acute inflammatory response of the tendon that usually arises from repetitive strain or overuse. Common conditions include:

  • Achilles tendonitis
  • Patellar tendonitis (jumper's knee)
  • Rotator cuff tendonitis

This inflammation can result from activities like sports, heavy lifting, or even poor biomechanics. Factors contributing to tendonitis include:

  • Increased physical activity without proper warm-up
  • Age-related changes in tendon quality
  • Improper technique during physical activities

What Causes Tendinosis?

On the other hand, tendinosis is a degenerative condition, usually a consequence of chronic overuse without adequate healing. This condition occurs when the tendon suffers continuous micro-trauma, leading to structural changes in the collagen fibers. Conditions often associated with tendinosis include:

  • Achilles tendinosis
  • Patellar tendinosis
  • Tennis elbow

It is essential to understand that while tendonitis involves inflammation, tendinosis signifies a breakdown of tendon tissue and poses a greater challenge in treatment.

How Can I Identify Tendonitis vs. Tendinosis?

Identifying whether you have tendonitis or tendinosis is crucial for appropriate management. Common symptoms include:

  • Tendonitis: Sudden onset of pain, tenderness, and swelling at the site of the tendon, worsened with activity and improved with rest.
  • Tendinosis: Gradual onset of pain, stiffness, and swelling that often persists despite rest, frequently associated with decreased strength and tendon thickening.

What Do Our Ballincollig Physios Check Before Treatment?

At Achilles Physio Clinic, our initial assessment involves a detailed history and physical exam to differentiate between tendonitis and tendinosis. We focus on:

  • Medical History: We inquire about the onset of symptoms, physical activity levels, and any previous injuries.
  • Physical Examination: Our physiotherapists conduct a comprehensive assessment, including range of motion tests, tenderness, and strength evaluations. We assess how the tendon responds to manual therapy.
  • Imaging: In some cases, diagnostic imaging (e.g., ultrasound or MRI) may be necessary to assess the tendon structure and rule out other conditions.

How Can I Treat Tendonitis?

Treatment for tendonitis primarily focuses on reducing inflammation and pain. Recommended treatments include:

  • Rest and activity modification
  • Icing the affected area
  • Physical therapy modalities such as ultrasound and manual therapy
  • Anti-inflammatory medications (consult your physician)

How Can I Treat Tendinosis?

Treating tendinosis requires a more comprehensive approach aimed at rehabilitation and strengthening the tendon. Treatment options may include:

  • Gradual loading exercises to promote healing and strengthen the tendon
  • Manual therapy techniques to improve mobility
  • Possible use of regenerative medicine treatments, such as platelet-rich plasma (PRP) therapy
  • Long-term rehabilitation programs focusing on flexibility and strength

FAQs: Understanding Tendon Issues

  • What is the main difference between tendonitis and tendinosis? Tendonitis is an inflammatory condition, while tendinosis is a degenerative condition characterized by tissue breakdown.
  • How long does recovery take for tendonitis? Recovery time can vary, but most tendonitis cases resolve within a few weeks with appropriate treatment.
  • Can tendinosis heal completely? Yes, with proper treatment and rehabilitation, tendinosis can improve significantly, although it may take several months.
  • When should I see a physio for tendon pain? If your pain persists or worsens despite rest and home care, it’s crucial to seek professional advice from a physiotherapist.
  • Is surgery ever required for tendonitis or tendinosis? Rarely, but if conservative treatments fail, surgical options may be considered, especially for chronic tendinosis.

Conclusion

Understanding the differences between tendonitis and tendinosis is essential for effective treatment. At Achilles Physio Clinic in Ballincollig, Cork, our expert physiotherapists are equipped with the knowledge and tools to accurately diagnose your condition and provide tailored treatment options. If you're experiencing tendon pain, we encourage you to book an appointment today and take the first step towards recovery.

Achilles Physiotherapy

Achilles Physiotherapy Clinic in Ballincollig helps you move better, recover faster, and live pain-free with expert care tailored to your body and lifestyle.

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