Lower motor neuron lesion

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Lower Motor Neuron Lesion is a condition characterized by damage to the lower motor neurons, which are responsible for transmitting signals from the brain to the muscles to initiate movement. This type of lesion can lead to a variety of symptoms, including muscle weakness, decreased muscle tone, and diminished reflexes. Lower motor neuron lesions are distinct from upper motor neuron lesions, which affect neurons that carry signals from the brain to the spinal cord.

Causes[edit | edit source]

Lower motor neuron lesions can be caused by a variety of factors, including:

Symptoms[edit | edit source]

The symptoms of a lower motor neuron lesion depend on the location and extent of the damage. Common symptoms include:

Diagnosis[edit | edit source]

Diagnosis of a lower motor neuron lesion involves a combination of clinical evaluation and diagnostic tests, including:

Treatment[edit | edit source]

Treatment for lower motor neuron lesions focuses on managing symptoms and maximizing the patient's functional ability. Options may include:

Prognosis[edit | edit source]

The prognosis for individuals with a lower motor neuron lesion varies widely depending on the cause and severity of the lesion. While some causes, such as trauma, may allow for partial or full recovery, other conditions like ALS are progressive and incurable.

See Also[edit | edit source]

Resources[edit source]

Latest articles - Lower motor neuron lesion

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Contributors: Prab R. Tumpati, MD