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  2. Denervation - Wikipedia

    en.wikipedia.org/wiki/Denervation

    The size of the nerve and its ability to function can be maintained if it is electrically stimulated soon after denervation, in clinical experiments. home-based functional electrical stimulation has been shown to rescue muscles which have experienced severe atrophy as a result of denervation. [19]

  3. Spinal muscular atrophy with progressive myoclonic epilepsy

    en.wikipedia.org/wiki/Spinal_muscular_atrophy...

    Spinal muscular atrophy with progressive myoclonic epilepsy (SMA-PME), sometimes called Jankovic–Rivera syndrome, is a very rare neurodegenerative disease whose symptoms include slowly progressive muscle loss (), predominantly affecting proximal muscles, combined with denervation and myoclonic seizures. [1]

  4. Motor neuron diseases - Wikipedia

    en.wikipedia.org/wiki/Motor_neuron_diseases

    (D) Advanced thenar muscle atrophy. [8] Signs and symptoms depend on the specific disease, but motor neuron diseases typically manifest as a group of movement-related symptoms. [6] They come on slowly, and worsen over the course of more than three months. Various patterns of muscle weakness are seen, and muscle cramps and spasms may occur.

  5. List of neurological conditions and disorders - Wikipedia

    en.wikipedia.org/wiki/List_of_neurological...

    Spinal and bulbar muscular atrophy; Spinal cord injury; Spinal cord tumors; Spinal muscular atrophy; Spinal muscular atrophy with respiratory distress type 1 – see Distal spinal muscular atrophy type 1; Spinocerebellar ataxia; Split-brain; Steele–Richardson–Olszewski syndrome – see Progressive supranuclear palsy; Stiff-person syndrome ...

  6. Spinal muscular atrophy - Wikipedia

    en.wikipedia.org/wiki/Spinal_muscular_atrophy

    Spinal muscular atrophy (SMA) is a rare neuromuscular disorder that results in the loss of motor neurons and progressive muscle wasting. [3] [4] [5] It is usually diagnosed in infancy or early childhood and if left untreated it is the most common genetic cause of infant death. [6]

  7. Progressive muscular atrophy - Wikipedia

    en.wikipedia.org/wiki/Progressive_muscular_atrophy

    Instead, a number of other possibilities have to be ruled out, such as multifocal motor neuropathy or spinal muscular atrophy. Tests used in the diagnostic process include MRI, clinical examination, and EMG. EMG tests in patients who do have PMA usually show denervation (neuron death) in most affected body parts, and in some unaffected parts ...

  8. Muscle atrophy - Wikipedia

    en.wikipedia.org/wiki/Muscle_atrophy

    Muscle atrophy is the loss of skeletal muscle mass. It can be caused by immobility, aging, malnutrition, medications, or a wide range of injuries or diseases that impact the musculoskeletal or nervous system. Muscle atrophy leads to muscle weakness and causes disability.

  9. Alpha motor neuron - Wikipedia

    en.wikipedia.org/wiki/Alpha_motor_neuron

    Muscle weakness and atrophy are inevitable consequences of α-MN lesions as well. Because muscle size and strength are related to the extent of their use, denervated muscles are prone to atrophy. A secondary cause of muscle atrophy is that denervated muscles are no longer supplied with trophic factors from the α-MNs that innervate them.