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Sudomotor Testing in Jacksonville, FL

Detect autonomic nerve damage affecting sweat glands

Sudomotor testing evaluates the function of small nerve fibers responsible for controlling sweat glands. Abnormal results may indicate autonomic nerve damage associated with neuropathy or other neurological disorders. Diagnostic services offered through Universal Neurological Care in Jacksonville include sudomotor testing to help detect early signs of nerve dysfunction affecting the autonomic nervous system.
Sudomotor Testing in Jacksonville, FL

What Is Sudomotor Testing?

Sudomotor testing evaluates the function of the small nerve fibers that control sweating. These nerves are part of the autonomic nervous system, and abnormal function may suggest autonomic neuropathy or other nerve disorders. The test can be useful for patients experiencing unexplained sweating changes, tingling, burning pain, or symptoms associated with small fiber nerve damage. Because autonomic issues often overlap with broader neurological symptoms, patients may also need assessment through our neurology services.

Conditions Sudomotor Testing May Help Evaluate

Small Fiber Neuropathy

Autonomic Neuropathy

Dysautonomia

Diabetes-Related Nerve Damage

Burning Feet Syndrome

Nerve Dysfunction

Sweating Abnormalities

Peripheral Neuropathy

Autonomic Disorders

What to Expect During Sudomotor Testing

Some patients experience symptoms such as burning sensations in the feet, unexplained nerve pain, or abnormal sweating patterns. These symptoms may suggest damage to the small nerve fibers responsible for controlling sweat glands and autonomic functions. Sudomotor testing is often recommended when physicians suspect small fiber neuropathy or autonomic nerve dysfunction.
The test measures how sweat glands respond to gentle electrical stimulation applied to the skin. Because sweat gland activity is controlled by small nerve fibers, the response provides insight into how well these nerves are functioning.
Abnormal results may indicate early nerve damage that might not yet appear in other neurological tests. Identifying these changes early helps physicians develop treatment strategies aimed at managing neuropathy or autonomic nervous system disorders.
Depressed Brain
Non-Depressed Brain
Source: Mark George M.D., Biological Psychiatry Branch Division of Intramural Research Programs, NIMH 1993.

Safety and Effectiveness of Sudomotor Testing

Detects Small Fiber Neuropathy

Sudomotor testing evaluates nerve fibers responsible for sweat gland activity, which can reveal early nerve dysfunction.
TMS therapy

Minimal Discomfort Procedure

Gentle electrical stimulation is applied to the skin while sensors measure sweat response patterns.

Early Neuropathy Detection

Identifying autonomic nerve damage early helps physicians manage conditions affecting the peripheral nervous system.

Why Choose Universal Neurocare

The autonomic nervous system controls many essential body functions, including sweat gland activity. When small nerve fibers become damaged, patients may experience abnormal sweating patterns, burning sensations, or unexplained nerve pain.

Sudomotor testing helps clinicians evaluate the function of these small nerve fibers. By measuring how sweat glands respond to stimulation, physicians can detect early signs of autonomic nerve dysfunction.

At Universal Neurological Care, this test plays an important role in identifying neuropathies that may not yet appear on other diagnostic studies.


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FAQS

Sudomotor Testing
Sudomotor testing evaluates small nerve fibers that control sweat glands. It is often used to detect early nerve damage that may not appear in standard neurological tests.
Patients experiencing burning sensations in the feet, unexplained nerve pain, abnormal sweating patterns, or suspected small fiber neuropathy may benefit from sudomotor testing.
Small nerve fibers are responsible for autonomic functions such as sweating and temperature regulation. Damage to these nerves may indicate early neuropathy even when other tests appear normal.
Patients searching for sudomotor testing near me can contact Universal Neurological Care in Jacksonville, where specialized diagnostic tools help detect early nerve dysfunction.

Sudomotor Testing

Detect Early Signs of Nerve Damage
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