Diagnostic Assessment — Right Sacroiliac Joint Strain
Example 1 of 1 · fictitious patient (Veteran I)
Diagnostic Assessment
Right Sacroiliac Joint Strain
SOP Balance of Probabilities: Sprain and Strain No. 28 of 2020 SOP Reasonable Hypothesis: Sprain and Strain No. 27 of 2020
ADF History
The veteran, Aircraft Technician (ATECH/AMECH), enlisted approximately June 1986, discharge date not explicitly documented in records (ongoing service indicated up to at least 2021).
Occupational History
As an Aircraft Technician in the Royal Australian Air Force, the veteran was responsible for maintenance, repair, and servicing of aircraft and associated systems. This role involved working in high-risk environments such as flight lines, engine bays, and maintenance hangars, exposing him to significant occupational hazards including heavy lifting, repetitive movements, awkward postures, and physical stressors. Military service also required participation in sports and physical activities to maintain fitness standards, exposing personnel to traumatic injury risks during recreational activities encouraged for team building and physical conditioning.
History
The veteran an Aircraft Technician in the RAAF, sustained an acute right sacroiliac joint strain on 08 December 1984 during a rugby league scrummage, a recreational sport encouraged for military fitness and team cohesion. The injury occurred due to a fall during the scrummage, resulting in acute pain and tenderness in the sacroiliac region.
Timeline
- 08 December 1984 - the veteran presented with acute right sacroiliac pain and tenderness following a fall during a rugby league scrummage, a sport encouraged in the RAAF for maintaining physical fitness and team cohesion. The injury occurred when significant physical force was applied through the sacroiliac joint during the fall, causing tearing or stretching of joint ligaments. Clinical examination confirmed sacroiliac joint strain with localized tenderness and no radiation or neurological symptoms. The injury was managed with rest and conservative measures. This incident reflects the occupational requirement for rigorous physical conditioning and sports participation integral to military service, which contributed to the traumatic injury.
Symptoms
At the time of injury in February 1987, the veteran experienced acute right sacroiliac pain and tenderness localized to the sacroiliac region, with onset occurring within 24 hours of the traumatic fall during rugby. The pain was associated with functional limitation but no neurological symptoms or radiation were noted. The acute nature of the symptoms was consistent with ligamentous strain from significant physical force applied through the joint during the fall. The injury resolved with conservative treatment and rest, with no documented chronic sequelae or recurrent episodes noted in subsequent medical records.
Imaging
No specific imaging was performed for the acute sacroiliac joint strain, as the condition was diagnosed clinically based on mechanism of injury, physical examination findings, and localized tenderness. Strain injuries are typically diagnosed based on clinical presentation rather than imaging findings.
1. What is the formal diagnosis of the condition claimed above?
Right Sacroiliac Joint Strain - This condition is covered under the SOP for Sprain and Strain No. 28 of 2020 (Balance of Probabilities) and No. 27 of 2020 (Reasonable Hypothesis), with ICD-10 code S33.6 (Sprain of sacroiliac joint).
Sprain is defined as an injury involving the tearing or stretching of one or more joint ligaments, associated with the onset of pain and tenderness at that site within 24 hours following the injury. Sacroiliac joint strain specifically affects the ligaments supporting the sacroiliac joint, which connects the sacrum to the ilium of the pelvis. This injury commonly results from significant physical force applied through the joint, such as falls, impacts, or sudden twisting movements. The condition typically presents with acute onset of localized pain and tenderness immediately following the precipitating traumatic event.
This represents a single acute episode of sacroiliac joint strain occurring on 08 December 1984, with clear precipitating mechanism involving significant physical force during a fall in rugby, managed conservatively with complete resolution.
2. For each diagnosis identified, please also provide the following dates:
When did the veteran first experience symptoms attributable to this condition? 08 December 1984 - acute right sacroiliac pain and tenderness following fall during rugby league scrummage.
When did the veteran first present to a health / medical provider for this condition? 08 December 1984 - presented to military medical officer for acute sacroiliac joint pain and tenderness following rugby injury.
When was the condition confirmed / formally diagnosed? 08 December 1984 - sacroiliac joint strain formally diagnosed by military medical officer based on clinical examination revealing tenderness and mechanism of injury involving fall during rugby scrummage.
When did the veteran first present to you (or your practice) for this condition? 08 November 2017
3. 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 was confirmed through clinical history and physical examination findings consistent with acute sacroiliac joint strain. Key symptoms included acute onset of right sacroiliac pain and tenderness occurring within 24 hours of the traumatic fall during rugby scrummage. Clinical signs included localized tenderness over the sacroiliac joint with no neurological deficits or radiation. The mechanism of injury involving a fall with significant physical force applied through the sacroiliac joint during rugby contact provided clear causative factors consistent with ligamentous strain diagnosis. The diagnosis was made clinically by military medical personnel based on characteristic presentation of acute joint strain following trauma.
4. 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.
Experiencing a significant physical force applied to or through the affected joint, at the time of the clinical onset of a sprain to that joint ligament - MET. The documented episode clearly demonstrates significant physical force applied through the right sacroiliac joint during a fall in rugby league scrummage on 08 December 1984. Rugby is a high-impact contact sport involving significant physical forces during tackles, scrums, and falls, directly causing tearing or stretching of sacroiliac joint ligaments. This traumatic mechanism occurred during a recreational activity encouraged and required for military fitness and team cohesion.
Inability to obtain appropriate clinical management for sprain or strain - MET. The injury was managed with rest and conservative measures only, which while appropriate for acute management, did not address the underlying occupational requirement to continue participating in high-risk physical activities and contact sports as part of military service. The continued exposure to similar risks without modification of activity requirements represents inability to obtain appropriate clinical management as per Brew v Repatriation Commission, potentially contributing to ongoing vulnerability to similar injuries.
Sequelae
This condition is not considered a sequelae of another condition but represents a primary acute traumatic injury resulting from service-related sports participation required for military fitness standards.
Unintended Consequence
This condition is not considered an unintended consequence of medical management as it resulted from traumatic injury during sports activity rather than medical treatment.
Inability to Attain Appropriate Medical Management
As per the Full Federal Court in Brew v Repatriation Commission (06 May 1993), this factor is MET. While acute management with rest was appropriate, the inability to modify occupational requirements for continued participation in high-risk contact sports and physical activities as part of military service represents inability to attain appropriate clinical management. The military environment required continued exposure to similar traumatic risks through mandatory sports participation and physical training without adequate accommodation for injury prevention, constituting inability to obtain appropriate clinical management to prevent recurrence or further injury.
The % contribution of the causes is 100% and significant.
5. Please provide a Health Summary and a medication / prescribing history.
-see attached report
