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Wake-Up Sleepyhead: Unilateral Diencephalic Stroke Presenting with Excessive Sleepiness.
R Pradeep1, Dhananjay Gupta1, Anish Mehta1
1Department of Neurology, MS Ramaiah Medical College, Bengaluru, Karnataka, India.
Journal of Neurosciences in Rural Practice
|February 16, 2019
Summary
Altered sleep patterns and stroke impact each other. This case study details a patient experiencing hypersomnia due to a right thalamic and hypothalamic ischemic stroke.
Area of Science:
- Neurology
- Sleep Medicine
- Neuroscience
Background:
- Sleep disturbances are common in stroke patients, affecting over 50%.
- Sleep abnormalities include hypersomnia, insomnia, and sleep-disordered breathing.
- Brainstem strokes, particularly thalamic infarctions, can cause severe hypersomnia.
Observation:
- A patient presented with significant lethargy and drowsiness.
- Diagnostic imaging revealed an ischemic stroke affecting the right thalamus and hypothalamus.
Findings:
- The patient's hypersomnia was directly linked to a right thalamic and hypothalamic ischemic stroke.
- This case illustrates a specific instance of the known association between brain lesions and sleep abnormalities.
Implications:
- Thalamic and hypothalamic strokes can manifest as severe hypersomnia.
- Understanding this link is crucial for diagnosing and managing sleep disturbances post-stroke.
- Further research can explore the reversibility and treatment of stroke-induced hypersomnia.
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