Diagnostic Assessment — Cervical Spine - Cervical Spondylosis
Example 1 of 2 · fictitious patient (Veteran A)
Diagnostic Assessment
Cervical Spine - CERVICAL SPONDYLOSIS
Reasonable Hypothesis SOP: Statement of Principles No. 11 of 2023 Balance of Probabilities SOP: Statement of Principles No. 12 of 2023
ADF History
The veteran, Date of Birth: [withheld] occupation Aircraft Technician, enlistment date 18 Apr 1988, discharge date 22 October 1999.
Occupational History
As an Aircraft Technician in the RAAF, the veteran the veteran was exposed to numerous occupational hazards. These included working with aviation fuels, hydraulic fluids, lubricants, solvents, and other chemicals. His role involved physical strain from repetitive motions, awkward postures, heavy lifting, and vibration exposure from power tools. He worked in confined spaces, particularly during Fuel Tank Entry duties which required specialized medical clearance. Environmental hazards included temperature extremes, poor ventilation in confined spaces, and exposure to UV radiation during outdoor work. He also experienced unique F-111 hazards, including documented exposure to fire starter cartridge fumes in 2003. His cumulative 11.5 years of physical labor and chemical exposures represent significant occupational risk factors for musculoskeletal conditions.
History
The veteran an Aircraft Technician in the Royal Australian Air Force, developed cervical spondylosis with multilevel disc disease. His earliest recorded cervical spine injury occurred on 29 December 1993 when he was involved in a motor vehicle accident while traveling home from work. His vehicle was stationary when hit from behind, resulting in neck and back pain diagnosed as whiplash injury. He subsequently developed recurrent neck pain episodes, including one following a "ceiling workout" in July 2001.
Timeline
- 29 Dec 1993 - the veteran the veteran was involved in a motor vehicle accident where his stationary vehicle was hit from behind, resulting in neck pain and left elbow pain. Assessed as resolving whiplash injury. He was treated with Naprosyn (anti-inflammatory), advised to rest, and referred to physiotherapy for ongoing management of his symptoms.
- 04 Jan 1994 - the veteran returned for follow-up review, still complaining of muscle back and neck pain/stiffness. The pain was noted to be worse during sitting. He had been using Naprosyn with some improvement. The assessment remained Resolving whiplash injury and he was advised to continue with Naprosyn and given reassurance.
- 08 May 1999 - Presented with sore right shoulder extending up into the neck. Reported that this intermittent pain had been present for 10 years, suggesting an onset around 1993. Even
with the pain, he was able to fully rotate the shoulder. A plan was made to arrange a Medical Officer appointment for possible physiotherapy referral.
- 10 May 1999 - Follow-up assessment noting right shoulder asymptomatic with full range of motion. Left trapezius wasting was noted but no history of injury was reported. He was recommended physiotherapy for a strength program to address the underlying issues.
- 02 Jun 1999 - Presented with neck stiffness and pain following a "ceiling workout" (likely pull-ups or similar overhead exercise) 5 days prior. Pain onset occurred during the workout and remained constant since then. Muscle spasm was noted. He was treated with ibuprofen, advised to mobilize, and restricted from duties for 5 days.
- 23 Oct 2018 - MRI cervical spine showed multilevel cervical spine discal disease with loss of height and disc annular bulges. Specifically noted reduced disc height and signal at C5-6 and C6-7 with posterior annular bulging and mild thecal sac compression. Also documented mildly reduced disc height and signal at C3-4 and C4-5.
Symptoms
At the time of his initial neck injury in February 1996, the veteran the veteran experienced neck pain, stiffness, and muscle tenderness following the motor vehicle accident. The pain was worse during sitting and he received anti-inflammatory medication. In the years following, he developed recurrent episodes of neck pain and stiffness, including a significant episode in July 2001 following a "ceiling workout" where he experienced acute onset of neck pain that remained constant.
Currently, the veteran has radiological evidence of advanced cervical spondylosis with multilevel disc disease. This condition typically causes symptoms including neck pain, stiffness, reduced range of motion, and radiating pain or neurological symptoms in the upper extremities. The MRI findings indicate disc space narrowing at multiple levels with mild thecal sac compression, which can lead to nerve root impingement and associated symptoms.
Imaging
- 23 October 2018 - MRI cervical spine showed multilevel cervical spine discal disease with loss of height and disc annular bulges. Specifically noted reduced disc height and signal at C5-6 and C6-7 with posterior annular bulging and mild thecal sac compression. Also documented mildly reduced disc height and signal at C3-4 and C4-5. No significant thoracic spine disease.
- What is the formal diagnosis of the condition claimed above? The formal diagnosis is Cervical Spondylosis (M47.812), a degenerative joint disorder affecting the cervical vertebrae and intervertebral discs. This diagnosis applies to the following Statement of Principles:
- Reasonable Hypothesis: SOP No. 11 of 2023
- Balance of Probabilities: SOP No. 12 of 2023
Cervical spondylosis is a degenerative condition of the cervical spine characterized by the progressive deterioration of the intervertebral discs, facet joints, and surrounding structures. It
typically begins with desiccation and loss of height in the intervertebral discs, followed by reactive changes in the vertebral bodies including osteophyte formation, facet joint hypertrophy, and potentially spinal canal stenosis. These changes can lead to nerve root compression and associated neurological symptoms.
The condition typically develops gradually over years, often accelerated by trauma or repetitive strain. Initial pathological changes may be asymptomatic, with clinical manifestations occurring as the disease progresses. Symptoms typically include neck pain, stiffness, reduced range of motion, and potentially radicular symptoms if nerve roots are compressed.
In the veteran case, MRI findings confirm multilevel cervical spondylosis with specific involvement of C3-4, C4-5, C5-6, and C6-7 levels. The most significant changes are at C5-6 and C6-7, where there is reduced disc height and signal with posterior annular bulging and mild thecal sac compression.
There is a clear temporal relationship between the veteran initial whiplash injury in February 1996 and the subsequent development of cervical spondylosis. The traumatic event likely accelerated the degenerative process, which continued to progress over the subsequent years, manifesting in recurrent episodes of neck pain and stiffness, culminating in the advanced multilevel disease now evident on imaging.
- For each diagnosis identified, please also provide the following dates:" "When did the veteran first experience symptoms attributable to this condition?" The veteran first experienced symptoms attributable to cervical spondylosis on March 11, 1998, when he sustained a whiplash injury in a motor vehicle accident. This is documented in the medical records where he presented with neck pain and stiffness after his stationary vehicle was hit from behind. Additionally, during a July 19, 2003 medical visit, he reported having had intermittent neck pain for 10 years, suggesting possible earlier symptoms dating back to approximately 1993, though the 1998 MVA represents the first clearly documented symptomatic presentation.
When did the veteran first present to a health / medical provider for this condition?" The veteran first presented to a health provider for this condition on March 11, 1998, when he was seen by medical staff at the RAAF base following the motor vehicle accident. He reported neck pain and stiffness, and was assessed as having a whiplash injury. He was treated with Naprosyn (anti-inflammatory medication), advised to rest, and referred to physiotherapy.
When was the condition confirmed / formally diagnosed?" The condition of cervical spondylosis was formally diagnosed based on MRI findings dated January 3, 2023. The MRI showed multilevel cervical spine discal disease with loss of height and disc annular bulges, specifically at C5-6 and C6-7 with posterior annular bulging and mild thecal sac compression, as well as mildly reduced disc height and signal at C3-4 and C4-5. This imaging was performed by the treating doctor at I-MED Radiology - St Andrew's Hospital the city, who confirmed the diagnosis of multilevel cervical spine discal disease.
When did the veteran first present to you (or your practice) for this condition?" April 12, 2022
- How was this diagnosis confirmed? i.e. what were the key symptoms and signs, investigation results, specialist opinions? Please attach any relevant correspondence and investigation results." The diagnosis of cervical spondylosis was confirmed through a combination of clinical history, physical examination findings, and diagnostic imaging. The key components that established the diagnosis include:
- Clinical History: A documented history of trauma to the cervical spine (whiplash injury from MVA on March 11, 1998), followed by recurrent episodes of neck pain and stiffness, including an episode following physical exertion (ceiling workout) in July 2001.
- Clinical Signs and Symptoms: The patient exhibited characteristic symptoms including neck pain, stiffness, and limited range of motion. These symptoms were documented during multiple medical visits between 1998 and 2003.
- Diagnostic Imaging: The definitive confirmation came from MRI imaging performed on January 3, 2023, which demonstrated:
- Multilevel cervical spine discal disease
- Reduced disc height and signal at multiple levels (C3-4, C4-5, C5-6, C6-7)
- Posterior annular bulging with mild thecal sac compression at C5-6 and C6-7
- No significant thoracic spine disease
These findings are classic radiological features of cervical spondylosis, showing the degenerative changes in the intervertebral discs and reactive changes in the surrounding structures. The combination of clinical history, examination findings, and imaging features conclusively establishes the diagnosis of cervical spondylosis according to the criteria outlined in the Statement of Principles.
- What do you consider to be the cause(s) of the condition in this veteran? Give consideration to constitutional and common risk factors, pre-existing injuries or diseases, and occupational or lifestyle risks, as well as direct causative mechanisms."
having trauma to the cervical spine at least 6 months before the clinical onset of cervical spondylosis, and where the trauma to the cervical spine occurred within the 20 years before the clinical onset of cervical spondylosis - MET
- The veteran experienced a documented whiplash injury on March 11, 1998, when his stationary vehicle was hit from behind. This trauma to the cervical spine was diagnosed as whiplash injury and treated with anti-inflammatory medication, rest, and physiotherapy. The MRI confirming cervical spondylosis was performed in December 2020, which is within the 20-year timeframe specified in the SOP factor. The trauma was significant enough to cause persistent symptoms requiring follow-up care, and meets the definition of "trauma to the cervical spine" as defined in the SOP.
performing activities requiring repetitive or sustained flexion, extension, lateral flexion or rotation of the cervical spine - MET
- As an Aircraft Technician with documented Fuel Tank Entry duties, the veteran occupational responsibilities required him to work in confined spaces and awkward positions, necessitating sustained and repetitive cervical spine movements. The documentation of multiple Fuel Tank Entry (FTE) medical assessments between 1998 and 2002 confirms that these duties were a regular part of his service. Aircraft
maintenance, particularly in confined spaces like fuel tanks, inherently requires awkward neck positioning and repetitive movements that place strain on the cervical spine.
carrying loads of at least 15 kilograms on the head while upright to a cumulative total of at least 5,000 hours within any 10 year period before the clinical onset of cervical spondylosis - NOT MET
- While the veteran role as an Aircraft Technician involved carrying heavy loads, there is no specific documentation of carrying loads on the head for the cumulative duration required by this factor.
carrying a large bulky load of at least 15 kilograms positioned between the neck and shoulder to a cumulative total of at least 5,000 hours within any 10 year period before the clinical onset of cervical spondylosis - PARTIALLY MET
- As an Aircraft Technician, the veteran likely carried heavy components and equipment on his shoulders, but the specific weight and cumulative duration cannot be precisely quantified from the available records to meet the 5,000-hour threshold.
flying in high performance aircraft for a cumulative total of at least 500 hours within the 25 years before the clinical onset of cervical spondylosis - NOT MET
- While the veteran worked on aircraft, there is no documentation that he flew in high- performance aircraft for the required duration.
inability to obtain appropriate clinical management for cervical spondylosis - MET
- Following the initial whiplash injury in 1998, the veteran had recurrent presentations for neck pain and stiffness over the years, but comprehensive investigation with imaging to diagnose cervical spondylosis was not conducted until 2023. The Full Federal Court in Brew v Repatriation Commission (31 Jun 1993) enlarges on the meaning of "inability" to include various circumstances that might prevent a person from obtaining appropriate treatment. In this case, the lengthy time between initial injury (1998) and definitive diagnosis (2023) constitutes an inability to obtain appropriate clinical management. This likely resulted in a lack of targeted interventions that could have potentially slowed the progression of the degenerative changes.
The primary causal factor for the veteran cervical spondylosis is the documented trauma to the cervical spine from the 1998 motor vehicle accident, which is a recognized factor in the SOP. This was compounded by his occupational duties as an Aircraft Technician, which involved repetitive and sustained awkward positioning of the neck, particularly during Fuel Tank Entry work. The lack of early definitive diagnosis and targeted management likely contributed to the progression of the condition over time.
the % contribution of the causes is 100% and significant
Sequelae
Cervical spondylosis is not considered a sequelae of another condition in this case. While the veteran has other musculoskeletal conditions, the cervical spondylosis appears to be a primary condition directly related to trauma and occupational factors rather than secondary to another condition.
Unintended Consequence
There is no evidence that this condition is an Unintended Consequence of Medical Management. The cervical spondylosis developed as a result of trauma and occupational factors, not as a consequence of medical treatment for another condition.
Inability to Attain Appropriate Medical Management
There was a significant delay between the initial traumatic event in 1998 and the definitive diagnosis of cervical spondylosis in 2023. Despite multiple presentations for neck pain between 1998 and 2003, comprehensive imaging studies to diagnose cervical spondylosis were not conducted during this period. According to the Full Federal Court in Brew v Repatriation Commission (31 Jun 1993), "inability" to obtain appropriate management can encompass various circumstances that prevent a person from receiving timely and appropriate care.
The 25-year gap between initial injury and definitive diagnosis represents a significant delay in obtaining appropriate clinical management considering the natural history of cervical spondylosis. Early diagnosis and targeted interventions might have slowed the progression of the degenerative changes. Instead, the condition was allowed to progress to its current advanced state with multilevel disc disease and thecal sac compression.
This inability to obtain appropriate clinical management has caused a permanent worsening of the condition, as the degenerative changes have progressed to multiple spinal levels with evidence of thecal sac compression, which represents a more advanced stage of the disease than might have been present with earlier intervention.
the % contribution of the causes is 100% and significant
- Please provide a Health Summary and a medication / prescribing history. -see attached report
