Related Experiment Video
Updated: Apr 11, 2026
10:27
An Ultrasonic Tool for Nerve Conduction Block in Diabetic Rat Models
Published on: October 20, 2017
8.0K
Nerve conduction studies after decompression in painful diabetic polyneuropathy
Joanne F M Macaré van Maurik1, Hessel Franssen, Daniel W Millin
1Departments of *Plastic Surgery and †Neurology, University Medical Center Utrecht, Utrecht, the Netherlands; and ‡Department of Internal Medicine, VU University Medical Center, Amsterdam, the Netherlands.
Summary
Surgical decompression of lower extremity nerves in patients with painful diabetic polyneuropathy did not improve nerve conduction study variables one year post-surgery. This study found no significant benefits from the intervention for nerve entrapment sites.
Area of Science:
- Neurology
- Diabetic Medicine
- Surgical Innovation
Background:
- Painful diabetic polyneuropathy (DPN) is a common complication of diabetes, often leading to significant morbidity.
- Nerve entrapment in the lower extremity can exacerbate DPN symptoms.
- Surgical decompression is a potential treatment for localized nerve entrapment.
Purpose of the Study:
- To evaluate the impact of surgical nerve decompression on nerve conduction study (NCS) variables in patients with painful DPN.
- To assess the efficacy of decompression at potential lower extremity entrapment sites.
Main Methods:
- Prospective randomized controlled trial involving 42 patients with painful DPN.
- Unilateral surgical decompression of tibial and peroneal nerves, with the contralateral side serving as an intra-patient control.
- NCS performed preoperatively and one year postoperatively, analyzed using univariate and multivariate statistics.
Main Results:
- Univariate analysis revealed significant changes in specific NCS variables for both intervention and control legs, including distal compound muscle action potential amplitude and latency.
- The tibial nerve showed a significant decrease in distal compound muscle action potential duration in control legs.
- Multivariate analysis did not demonstrate overall statistical significance for the intervention.
Conclusions:
- Surgical decompression of lower extremity nerves does not yield beneficial effects on NCS variables in patients with painful DPN at the 12-month follow-up.
- The findings suggest that surgical intervention for nerve entrapment in this context may not alter electrophysiological parameters favorably.
