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Related Experiment Videos

Diabetic neuropathy--a review.

Gérard Said1

  • 1Service de Neurologie, Centre Hospitalier Universitaire de Bicêtre, Université Paris-Sud, 94275 Le Kremlin Bicêtre, France. gerard.said@bct.aphp.fr

Nature Clinical Practice. Neurology
|June 6, 2007
PubMed
Summary
This summary is machine-generated.

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Diabetic neuropathy, a common complication, presents as distal symmetrical or focal forms. While distal forms progress, focal neuropathies are often self-limiting.

Area of Science:

  • Neurology
  • Endocrinology
  • Diabetology

Background:

  • Diabetic neuropathy is a prevalent complication in industrialized nations.
  • It manifests in various clinical forms, primarily distal symmetrical and focal/multifocal neuropathies.
  • Distal symmetrical diabetic neuropathy is characterized by sensory and autonomic dysfunction following a fiber-length-dependent pattern.

Purpose of the Study:

  • To delineate the distinct clinical patterns and progression of diabetic neuropathies.
  • To differentiate between length-dependent polyneuropathy and focal/multifocal neuropathies in diabetic patients.
  • To highlight the typical patient demographics and prognostic differences between these neuropathy types.

Main Methods:

  • Clinical review of diabetic neuropathy presentations.

Related Experiment Videos

  • Analysis of progression patterns in distal symmetrical versus focal neuropathies.
  • Consideration of underlying pathophysiological mechanisms, including axonopathy and vasculopathy.

    • Main Results:

    • Distal symmetrical diabetic neuropathy typically involves progressive distal axonopathy with sensory and autonomic symptoms, often showing relentless progression or stability.
    • Focal and multifocal neuropathies, including cranial nerve, limb, and truncal involvement, predominantly affect older patients with long-standing diabetes.
    • Focal neuropathies are frequently associated with inflammatory vasculopathy and tend to be self-limited, sometimes with relapsing courses.

    Conclusions:

    • Diabetic neuropathy encompasses distinct patterns with differing prognoses.
    • Length-dependent diabetic polyneuropathy is generally progressive, whereas focal neuropathies are often self-resolving.
    • Understanding these patterns is crucial for diagnosis and management of diabetic nerve complications.