Hemichorea-Hemiballism in A 50-Year-Old Man With Newly Diagnosed Diabetes

Autor: Mashfiqul Hasan, MD, Mohammad Atiqur-Rahman, MD, Sharmin Chowdhury, MD
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: AACE Clinical Case Reports, Vol 7, Iss 2, Pp 134-137 (2021)
Druh dokumentu: article
ISSN: 2376-0605
DOI: 10.1016/j.aace.2020.11.032
Popis: Objective: Hyperglycemia may cause acute central nervous system dysfunction manifesting as agonizing involuntary movements due to insult to the basal ganglia. We report a case of hemichorea-hemiballism (HCHB) in a patient with diabetes. Method: Clinical assessment of the patient was performed, along with laboratory tests and brain imaging. Results: The patient was a 50-year-old man with newly detected diabetes with persistent involuntary movement of the right upper and lower limbs for few weeks. The involuntary movement was nonrhythmic, nonpatterned, purposeless, and often jerky with variable amplitude and frequency, sometimes wild and flailing in the form of hemichorea with a ballistic component (HCHB). He had a history of poor compliance to prescribed oral antidiabetic drugs. At presentation, although he was hemodynamically stable, random capillary blood glucose level was 18 mmol/L and glycated hemoglobin A1 level was 15.1% (141.5 mmol/mol). Clinical examination did not reveal any focal deficit or positive Babinski sign. There was a hyperintensity in the left basal ganglia region in T1-weighted magnetic resonance imaging (MRI) of the brain, which was iso-to-hyperintense in T2-weighted image and fluid-attenuated inversion recovery sequence. There was no restriction of diffusion on the diffusion-weighted image or blooming on gradient echo sequences, indicating absence of infarction or hemorrhage. Control of hyperglycemia resulted in disappearance of the involuntary movement within 1 month. Conclusion: While there are many differential diagnoses for HCHB, the clinical scenario suggests hyperglycemia as the underlying cause in this patient. This case reiterates that multiple central nervous system manifestations may be attributable to diabetes.
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