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Multiple Mononeuropathy

(Mononeuritis Multiplex)

By

Michael Rubin

, MDCM, New York Presbyterian Hospital-Cornell Medical Center

Last full review/revision Dec 2020
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Multiple mononeuropathy typically affects only a few nerves, often in different areas of the body. In contrast, polyneuropathy Polyneuropathy Polyneuropathy is the simultaneous malfunction of many peripheral nerves throughout the body. Infections, toxins, drugs, cancers, nutritional deficiencies, diabetes, autoimmune disorders, and... read more affects many nerves, usually in about the same areas on both sides of the body. However, if multiple mononeuropathy involves many nerves, it may be difficult to distinguish from polyneuropathy.

Several disorders can cause multiple mononeuropathy, and each disorder produces characteristic symptoms.

The most common cause is probably

Other common causes of multiple mononeuropathy include

A disorder may affect the nerves all at once or affect them progressively, a few at a time.

People have pain, weakness, abnormal sensations, or a combination of these symptoms in the areas supplied by the affected nerves. Symptoms often begin on one side of the body. When diabetes is the cause, nerves anywhere in the body can be affected, and as a result, weakness may affect any muscle.

  • Confirm the diagnosis

  • Identify the damaged nerves

  • Determine the severity of the damage

Blood tests may be done to identify a disorder causing multiple mononeuropathy.

Treatment of multiple mononeuropathy depends on the cause.

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