I had a patient come in to our clinic this week complaining that his shoulder keeps clicking and popping with occasional discomfort (but not pain).
I shared with him an article published earlier this month where 100 patients with suspected rotator cuff tendinopathy and/ or tearing underwent MRI investigation.
Indication for MRI was when the patients had weakness on testing of the rotator cuff muscle(s) or symptoms resistant to conservative treatment . This is inclusive of at least a 6-week course of physiotherapy. The presence of subjective mechanical symptoms, including clicking or popping was recorded prior to MRI.What the researchers were looking for was the presence of full or partial thickness rotator cuff tearing and biceps long head subluxation.
Results showed that 60 percent of the patients reported subjective mechanical symptoms in their affected shoulder. However only 42 percent of patients had full thickness rotator cuff tearing, 69 percent had partial tears while only 14 percent had biceps long head subluxation.
The authors concluded that subjective mechanical symptoms were not associated with any rotator cuff tearing, biceps long head subluxation.
However, older age was associated with partial and full thickness rotator cuff tearing. Subjective shoulder mechanical symptoms has the ability of only 44 percent in predicting partial and full thickness rotator cuff tears. Patients may be reassured that clicking or popping sensations alone does not necessarily mean structural shoulder damage.
This article highlights the difficulty of diagnosing shoulder pain/ disorders based solely on symptoms like clicking and/ or popping. I have previously written and explained about this before. The clicking and popping sounds do not really matter, especially when there is no pain. Plus abnormal MRI findings happen in patients with no pain as well.
Reference
Zhang D, Dyer GSM and Carp BE (2024). The Significance Of Subjective Mechanical Symptoms In Rotator Cuff Pathology. J Shd Elbow Surg. 3: S1058-2746(24)000227-1
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