Shoulder / Rotator Cuff Tendonitis Treatment Using LLLT/PBMT
Low Level Laser Therapy (LLLT), also known as Photobiomodulation Therapy (PBMT), uses red and near-infrared light applied over targeted areas. In our clinic it is used as part of a GP-led treatment approach for selected musculoskeletal pain and injury presentations, including shoulder pain and rotator cuff-related pain.
PBMT/LLLT is non-invasive and generally well tolerated. Suitability and response vary, and treatment recommendations depend on the diagnosis, severity, duration of symptoms and individual clinical factors. PBMT/LLLT has been studied for a range of musculoskeletal pain and injury conditions. See our references page for supporting literature.
Shoulder soft tissue pain presentations can include:
- Rotator cuff injury, tendonitis, tendinopathy,
- Supraspinatus, subscapularis etc tears
- Impingement
- Overuse or repetitive strain injuries
- Bursitis: shoulder, subacromial, subdeltoid
- Frozen shoulder or adhesive capsulitis
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Key Points
- The rotator cuff is a group of muscles and tendons that stabilise the shoulder joint and allow smooth arm movement. Injuries may involve inflammation, degeneration, or tears in one or more of these tendons.
- Common conditions include tendonitis, tendinopathy, partial tears, bursitis, impingement, and frozen shoulder, often caused by overuse, repetitive strain, trauma, or age-related degeneration.
- Typical symptoms include pain with overhead movement, night pain, weakness, restricted range of motion, tenderness over the deltoid region, and difficulty lifting or reaching.
- Conditions such as impingement, supraspinatus tears, or bursitis often present similarly and may coexist, requiring careful clinical evaluation and sometimes imaging for accurate diagnosis.
- Low Level Laser Therapy (LLLT), or Photobiomodulation Therapy (PBMT), is considered for selected shoulder and rotator cuff-related presentations where inflammation, soft tissue irritation or tendon-related pain is contributing to symptoms.
- LLLT may be particularly relevant where pain limits rehabilitation or exercise, or where loading, stretching, injections or other interventions have provided only temporary or partial relief.
- Some commonly used approaches, such as medication, injections, repeated loading, stretching or manual pressure, may not be suitable for every stage of recovery. We provide advice based on the diagnosis, symptom severity and clinical assessment.
- Treatment is provided under medical supervision by Dr Shikha Parmar, a GP with expertise in musculoskeletal injury, through a structured six-week program tailored to shoulder conditions.
- PBMT/LLLT has been studied in a range of musculoskeletal pain and injury conditions and is generally well tolerated. Individual responses vary, and outcomes depend on the condition being treated and the stage of recovery.
- LLLT may be helpful to consider for people with persistent shoulder pain, rotator cuff injury or bursitis who have not improved with usual conservative care, after appropriate medical assessment.
What is the Rotator Cuff and How Can it be Damaged?
The rotator cuff is a complex group of muscles, tendons and accompanying ligaments that stabilise the arm and shoulder and facilitate a wide range of movement. These muscles and tendons link the ball joint of the upper arm with the collarbone and the shoulder blade.
Injuries to the rotator cuff may involve one or more of its muscles or tendons.
Tears may be partial or full thickness. If the tendon is still attached to the bone, some presentations may be managed without surgery, depending on the clinical assessment, imaging findings and functional impact.
Tendon ruptures where the tendon detaches from the bone usually require surgical assessment and may require surgical intervention.
What Causes Rotator Cuff Tendonitis?
Tears fall into two categories. Traumatic tears may relate to falls, dislocation, strain, lifting and injuries sustained during strenuous labour. Gradual tears, on the other hand, may occur due to wear and tear or repetitive use. The supraspinatus tendon is often found to have small tears, which may sometimes be incidental findings in asymptomatic shoulders and can occur through wear and tear.
Tendonitis refers to microtrauma that occurs in the tendons, leading to an inflammatory or healing response by the body’s immune system in an attempt to repair it. In some persistent presentations, the inflammatory or repair process may not progress as expected.
Symptoms
- Pain with overhead or reaching movements, especially during activities such as brushing hair, dressing, or lifting the arms. This is common in rotator cuff issues, impingement and bursitis.
- Pain localised to the outer shoulder or upper arm, usually over the deltoid region, but not necessarily from the deltoid muscle itself. This may be seen in tendonitis, bursitis and repetitive strain injuries.
- Night pain or difficulty sleeping on the affected side. This is common in rotator cuff tears, bursitis and tendinopathy.
- Weakness or fatigue with shoulder use, particularly with lifting, pushing or reaching. This may reflect rotator cuff tear, tendinopathy or impingement.
- Reduced range of motion due to pain or mechanical restriction. This may occur in impingement, tendinopathy, bursitis and more severe tears.
- Pain with specific movements, such as abduction or external rotation. This may suggest supraspinatus or infraspinatus involvement or impingement.
- Clicking, catching, or popping sensations, especially with rotation or raising the arm. This may occur with rotator cuff tears, bursitis or overuse injuries.
- Gradual onset of pain. This is common in overuse, tendinopathy and bursitis, and can be mistaken for a muscle strain early on.
- Tenderness on palpation over the rotator cuff tendons or subacromial space. This may be consistent with bursitis, tendonitis or tears.
These symptoms often coexist or mimic each other, which is why conditions such as rotator cuff injuries, impingement and bursitis can be difficult to distinguish without proper clinical testing and imaging if needed.
How is Shoulder Pain Diagnosed
Shoulder pain is diagnosed through a structured clinical process that begins with a thorough history. Dr Shikha Parmar, our GP, will ask about the onset, location, nature and triggers of the pain, as well as any history of injury, repetitive activity or referred pain from areas such as the neck or chest.
A detailed physical examination follows, focusing on the range of motion, muscle strength, and any tenderness, swelling or visible muscle wasting.
If further clarification is needed, imaging may be requested. X-rays are useful for assessing bone alignment, arthritis, or calcification. Ultrasound can visualise tendons and bursae in real time, helping identify tears or inflammation. MRI provides a more detailed view of soft tissue structures, making it especially helpful in diagnosing rotator cuff injuries or deeper inflammation.
Shoulder & Rotator Cuff Pain – Treatment Overview
Low Level Laser Therapy (LLLT), also known as Photobiomodulation Therapy (PBMT), is a non-invasive treatment approach used as part of a structured program for selected shoulder pain and rotator cuff-related presentations. It may help modulate inflammation, calm irritated soft tissues and support tendon and soft tissue recovery without adding mechanical stress to sensitive shoulder tissues.
Why Choose Low Level Laser Therapy (LLLT)?
Many patients present after limited relief from physiotherapy, massage, exercises, injections or anti-inflammatory medication. These approaches may reduce symptoms temporarily, but are not suitable for every stage of recovery, especially if loading, stretching or exercise aggravates sensitive shoulder tissues.
Why ice, anti-inflammatories, cortisone, and PRP may not support long-term recovery. Read more here.
How LLLT Supports Healing
LLLT uses red and near-infrared light and may support:
- Help modulate inflammation and oxidative stress
- Support local circulation and oxygenation
- Support lymphatic drainage
- Support cellular energy production (ATP)
- Support tendon and soft tissue recovery processes where irritation is present
- Assist pain reduction without mechanical loading or stressing the shoulder joint
Non-Invasive and Supported by Research
PBMT/LLLT is non-invasive and generally well tolerated. It has been studied in a range of musculoskeletal pain and injury conditions. Individual responses vary, and outcomes depend on the condition being treated and the stage of recovery. Read more here.
See how LLLT may support the cellular environment involved in tissue recovery here.
Our Treatment Program
All patients are assessed by Dr Shikha Parmar (GP). Treatment is delivered within a structured six-week program, including:
- Up to 12 LLLT sessions
- Early progress review after the first 6 treatments
- Individualised advice and activity modification
- Guided rehabilitation to support longer-term function
Progress is reviewed during the program. Many patients notice appreciable improvement after the first 6 treatments. If there has not been sufficient improvement by this review point, further treatment may not be recommended.
View the full treatment protocol and expected outcomes here.
Ready to Discuss Your Shoulder or Rotator Cuff Pain Treatment Options?
If you are struggling with shoulder pain, rotator cuff-related pain or bursitis, we invite you to contact our team at Laser Pain Therapy to discuss the suitability of LLLT for your presentation. Treatment suitability and outcomes vary, and assessment is required before recommendations can be made.
Contact us to arrange your consultation.
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