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Restless Legs Syndrome masquerades as chronic insomnia
Anastasios Bonakis1, Anastasia Androutsou2, Maria-Evangelia Koloutsou2
1Sleep Lab, First ICU Clinic Evangelismos Hospital, 10676, Athens, Greece; Second Department of Neurology, "Attikon" University Hospital, School of Medicine, National and Kapodistrian University of Athens, 12462, Athens, Greece.
Clinical suspicion for Restless Legs Syndrome (RLS) is crucial in chronic insomnia patients. RLS is more common in women and older individuals, with higher anxiety levels, complicating diagnosis and treatment.
Area of Science:
- Neurology
- Sleep Medicine
- Psychiatry
Background:
- Chronic insomnia is a prevalent sleep disorder.
- Restless Legs Syndrome (RLS) can coexist with chronic insomnia, complicating diagnosis.
- Distinct therapeutic approaches are required for RLS and insomnia.
Purpose of the Study:
- To highlight the significance of suspecting Restless Legs Syndrome (RLS) in patients diagnosed with chronic insomnia.
- To analyze the clinical and demographic characteristics differentiating chronic insomnia and RLS patients.
Main Methods:
- A retrospective study analyzed 532 patients with chronic insomnia from 2009-2018.
- Patients were assessed for RLS diagnosis, sleep problems, fatigue, daytime sleepiness, and psychological profiles.
- Logistic regression models were used to compare characteristics between chronic insomnia and RLS groups.
Main Results:
- Out of 532 chronic insomnia patients, 83 were diagnosed with RLS.
- RLS was more prevalent in women and older patients.
- Higher anxiety levels were noted in the RLS group, while fatigue, daytime sleepiness, and depression showed no significant differences.
Conclusions:
- The clinical profiles of RLS and chronic insomnia patients are similar, making differential diagnosis challenging.
- Physicians, particularly psychiatrists, need heightened clinical suspicion for RLS in insomnia patients.
- Accurate diagnosis is essential due to differing treatment strategies for RLS and insomnia.
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