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Pelvic evoked responses.

R Ewing, B Choa, K E Shuttleworth

British Journal of Urology

|December 1, 1983

Summary

This summary is machine-generated.

A new electrophysiological method accurately measures the sacral reflex arc. This technique confirmed abolished reflex responses in multiple sclerosis patients with unstable bladders post-treatment.

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Area of Science:

Neuroscience
Urology
Electrophysiology

Background:

The sacral reflex arc is crucial for bladder control.
Assessing this reflex is vital for diagnosing and managing urinary dysfunction.
Existing methods may lack precision or accessibility.

Purpose of the Study:

To detail a novel electrophysiological method for measuring the sacral reflex arc.
To establish normative latency values in healthy individuals.
To evaluate the method's utility in patients with neurological conditions affecting bladder function.

Main Methods:

Development and detailed description of a new electrophysiological technique.
Recording sacral reflex arc latencies in 15 healthy adult subjects.

Related Experiment Videos

Assessing electromyographic responses in seven patients with multiple sclerosis and unstable bladders before and after subtrigonal phenol injection.

Main Results:

Normative latency data were successfully recorded from the 15 healthy subjects.
Electromyographic responses indicative of sacral reflex arc activity were abolished in all seven multiple sclerosis patients.
This abolition occurred following subtrigonal phenol injection, suggesting treatment impact on the reflex arc.

Conclusions:

The described electrophysiological method provides a reliable means to measure the sacral reflex arc.
The findings demonstrate the method's sensitivity in detecting alterations in sacral reflex activity.
The study highlights the potential of this technique for evaluating treatment efficacy in neurological bladder disorders.