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Restless legs syndrome

Last reviewed: 1 Nov 2024
Last updated: 05 Jan 2024

Summary

Definition

History and exam

Key diagnostic factors

  • urge to move the legs
  • dysesthesias
  • evening or night symptoms
  • relieving factors (movement, stretching, massage)
  • location in lower extremities, less commonly upper extremities and torso
Full details

Other diagnostic factors

  • alcohol use
  • caffeine use
  • female sex
Full details

Risk factors

  • conditions associated with iron deficiency
  • pregnancy
  • family history of RLS
  • use of antidepressants, antihistamines, and metoclopramide
  • female sex
  • increased age
  • obesity
  • diabetes mellitus
  • Parkinson disease
  • multiple sclerosis
  • peripheral neuropathy
Full details

Diagnostic tests

1st tests to order

  • clinical diagnosis
  • iron studies
Full details

Treatment algorithm

ACUTE

intermittent RLS: nonpregnant

intermittent RLS: pregnant

chronic persistent RLS: nonpregnant

chronic persistent RLS: pregnant

ONGOING

refractory RLS: nonpregnant

refractory RLS: pregnant

Contributors

Authors

Nitun Verma, MD, MBA

Sleep Physician

AC Wellness

Cupertino

CA

Disclosures

NV declares that he has no competing interests.

Clete A. Kushida, MD, PhD, RPSGT

Acting Medical Director

Stanford Sleep Medicine Center

Director

Stanford Center for Human Sleep Research

Associate Professor

Stanford University Medical Center

Stanford Sleep Medicine Center

Redwood City

CA

Disclosures

CAK has received research grant support from XenoPort, the manufacturer of gabapentin enacarbil, and is an author of a number of references cited in this topic.

Peer reviewers

Magdolna Hornyak, MD

Associate Professor

Interdisciplinary Pain Center and Department for Psychiatry and Psychotherapy

University Medical Center Freiburg

Freiburg

Germany

Disclosures

MH declares that she has no competing interests.

K Ray Chaudhuri, MD, FRCP, DSc, FEAN

Professor of Movement Disorders and Neuroscience and Clinical Director

Parkinson Foundation International Centre of Excellence

King's College Hospital and King's College

Campus Research Director and Assistant Medical Director

King's College Hospital NHS Foundation Trust

London

UK

Disclosures

KRC declares that he has no competing interests.

Brian Koo, MD

Associate Professor of Neurology

Yale University

New Haven

CT

Disclosures

BK declares that he has no competing interests.

  • Differentials

    • Periodic limb movement disorder (PLMD)
    • Akathisia
    • Peripheral neuropathy
    More Differentials
  • Guidelines

    • International classification of sleep disorders, 3rd edition, text revision (ICSD-3-TR)
    • Management of restless legs syndrome: an updated algorithm​
    More Guidelines
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