Treatment of Thoracic & Upper Back and Shoulder Pain 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 thoracic, upper back and shoulder 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.

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Key Points

  • Upper back and shoulder pain may result from trauma such as lifting or falls, or postural strain such as prolonged sitting and desk work.
  • Common causes include muscle or ligament strain, facet joint irritation, thoracic disc bulging and, in some cases, osteoporotic compression fractures.
  • Symptoms range from localised aching and muscle spasm to pain referred around the shoulder blades, chest or arms.
  • Low Level Laser Therapy (LLLT), or Photobiomodulation Therapy (PBMT), is considered for selected thoracic and upper back pain presentations where inflammation, soft tissue irritation or nerve sensitivity is contributing to symptoms.
  • LLLT may be particularly relevant where pressure, stretching, repeated movement or some other interventions aggravate sensitive thoracic or shoulder tissues.
  • Some commonly used approaches, such as medication, manipulation, repeated loading, stretching or manual pressure, are not suitable for every stage of recovery. We provide advice based on the diagnosis, symptom severity and clinical assessment.
  • Treatment is GP-led by Dr Shikha Parmar and delivered under medical supervision as part of a structured, six-week program tailored to individual needs.
  • 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 can be considered for people with persistent thoracic, upper back or shoulder pain who have not improved with usual conservative care, after appropriate medical assessment.

Understanding Thoracic, Upper Back, and Shoulder Pain

Upper back (thoracic) and top-of-shoulder pain can significantly impact daily life. While many cases resolve within a couple of weeks with rest and home care, more severe injuries or persistent symptoms may become chronic and require further assessment.

Causes of Thoracic, Upper Back, and Shoulder Pain

Upper back pain can result from sudden trauma (e.g. falls, car accidents, or awkward lifting) or from sustained overuse or stress injuries, such as repetitive postural strain e.g., prolonged desk work, repetitive lifting or overhead activities, or poor sleeping postures can cause cumulative micro-trauma over time leading to persistent discomfort.

Upper back pain typically involves muscle strain, ligament sprain, or joint dysfunction. Weakened back and shoulder stabilisers often contribute. In some cases, especially with osteoporosis, thoracic vertebrae may develop compression fractures.

Muscle or Ligament Injury

Much of upper back pain is musculoskeletal in origin and referred to as non-specific thoracic pain. Typically, it involves:

  • Muscle strain of the large upper back muscles (trapezius, rhomboids, levator scapulae)
  • Ligament sprain (through over-stretching) around the facet joints of the thoracic spine
  • Joint dysfunction between the thoracic vertebrae and ribs

Common causes include heavy lifting, sports collisions, and motor vehicle accidents.

Bulging or Herniated Discs

Thoracic disc bulges or herniations, though less common than in the lower spine, can cause upper back pain and pain in the shoulder blades, stiffness, muscle spasm, or referred pain due to nerve irritation, into the chest or arms.

These issues may result from repetitive strain or sudden trauma such as a fall or heavy lift. Symptoms often worsen with sitting, slouching, coughing, or twisting. In more serious cases, nerve involvement may cause numbness, tingling, or weakness. Severe pain or symptoms such as shortness of breath require prompt medical attention.

Symptoms 

Pain can be felt at the top of the shoulder, about the scapulae (shoulder blades), through the thoracic spine and its supporting muscles and ligaments.

Discomfort is usually localised to the upper back without radiation into the arms. Patients often experience tenderness or spasms in the muscles at the top of the shoulder, around the spine or scapulae (shoulder blades) and through the thoracic spine.

Symptoms of upper back muscle pain can vary from a mild, nagging ache to sharp, stabbing pain, along with protective muscle tightness and stiffness.

Occasionally, the pain may be referred into the shoulders, the chest wall, or the arms.

How is Thoracic & Upper Back Pain Diagnosed?

Diagnosing thoracic and upper back pain requires a comprehensive clinical evaluation to identify the source of discomfort and guide treatment. Dr Shikha Parmar will begin by taking a detailed history, including your activities, posture, and any previous injuries. The following diagnostic methods are commonly used to confirm the cause of pain:

Key Diagnostic Steps:

  • Medical History: Dr Parmar will ask about the onset of pain, any recent trauma or strain, and factors such as prolonged sitting, desk work, or lifting habits.
  • Physical Examination: A physical examination will assess areas of tenderness, muscle tightness, and mobility restrictions. Specific tests may be performed to evaluate the range of motion in the thoracic spine and shoulders.
  • Imaging: In some cases, X-rays or MRI scans may be used to assess structural issues, such as disc bulges, facet joint problems, or compression fractures. MRI may also help rule out serious underlying conditions.
  • Palpation and Special Tests: Tenderness over specific areas, such as the vertebrae or shoulder blades, may help identify muscle, ligament, or joint dysfunction. Tests to assess nerve involvement may also be performed if radicular symptoms (e.g., pain radiating to the arm) are present.

The combination of physical exams and diagnostic imaging helps determine the precise cause of your thoracic and upper back pain, enabling Dr Parmar to develop an appropriate treatment plan tailored to your needs.

Thoracic, Upper Back and Shoulder 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 thoracic, upper back and shoulder pain presentations. It may help modulate pain and local inflammatory processes and support soft tissue and nerve recovery without adding mechanical stress to sensitive spinal and shoulder structures.

Why Consider Low Level Laser Therapy (LLLT)?

Many patients present after limited relief from medications, massage, manipulation, stretching or exercise programs. These approaches may temporarily ease symptoms, but are not suitable for every stage of recovery, especially if pressure, loading or stretching aggravates sensitive 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:

  • Helping modulate inflammation and oxidative stress
  • Local circulation and oxygenation
  • Lymphatic drainage
  • Cellular energy production (ATP)
  • Soft tissue and nerve recovery processes where irritation is present
  • Assisting pain reduction without loading or stressing the thoracic spine or shoulder
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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 Thoracic or Upper Back Pain Treatment Options?

If you are struggling with persistent thoracic, upper back or shoulder pain, 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 today to arrange your consultation and take the first step towards recovery.
📍 Located in Melbourne
📞 (03) 8529 2225 Contact Us

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