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Cubital tunnel syndrome in a patient in long-term haemodialysis
T Konishiike1, H Hashizume, K Nishida
1Department of Orthopaedic Surgery, Okayama University Medical School, Japan.
Insights
Cubital tunnel syndrome can occur in patients undergoing long-term hemodialysis, potentially due to similar mechanisms as carpal tunnel syndrome. Surgical intervention relieved nerve compression, but muscle atrophy persisted.
Area of Science:
- Nephrology
- Neurology
- Surgical Pathology
Background:
- Carpal tunnel syndrome is a known complication of dialysis-associated amyloidosis in patients with end-stage renal disease.
- The pathogenesis of cubital tunnel syndrome in this patient population is less understood.
Observation:
- A case report details a patient with 10 years of hemodialysis treatment who developed cubital tunnel syndrome.
- Proliferating granulation tissue at the elbow was identified as the cause, entrapping and displacing the ulnar nerve.
Findings:
- Surgical decompression of the ulnar nerve at the elbow provided immediate relief from numbness and tingling.
- Despite surgical success, significant muscular atrophy in the affected limb did not improve after an 8-month follow-up period.
Implications:
- This case suggests a potential link between hemodialysis and cubital tunnel syndrome, possibly via amyloidosis or other mechanisms.
- Further research is warranted to explore the underlying pathophysiology and long-term outcomes of nerve entrapment syndromes in hemodialysis patients.
Abstract:
The onset mechanism of cubital tunnel syndrome and carpal tunnel syndrome may be similar in haemodialysis patients. Carpal tunnel syndrome is well recognized as a consequence of dialysis-associated amyloidosis. This case report documents the development of cubital tunnel syndrome in a patient on haemodialysis treatment for 10 years. Proliferating granulation tissue at the elbow had entrapped and displaced the ulnar nerve. This was corrected surgically, and the patient experienced immediate relief of the numbness and the "tingling", but the muscular atrophy had not improved after 8 months.