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. 2016 Aug 5:6:393.
doi: 10.7916/D8QZ2B3F. eCollection 2016.

Irreversible Hemichorea-Hemiballism in a Case of Nonketotic Hyperglycemia Presenting as the Initial Manifestation of Diabetes Mellitus

Affiliations

Irreversible Hemichorea-Hemiballism in a Case of Nonketotic Hyperglycemia Presenting as the Initial Manifestation of Diabetes Mellitus

Ujjawal Roy et al. Tremor Other Hyperkinet Mov (N Y). .

Abstract

Background: Hemichorea-hemiballism (HCHB) is a hyperkinetic movement disorder with features of both chorea and ballism occurring on the same side.

Case report: We present a case of HCHB due to nonketotic hyperglycemia (NKH) that was the initial presentation of diabetes and was irreversible clinically even after 6 months of optimal blood sugar control.

Discussion: Although HCHB due to hyperglycemia is a potentially reversible condition in the majority of patients, prolonged uncontrolled hyperglycemia may cause ischemic insult and persistent symptoms. Hyperglycemia should always be kept in the list of differentials while dealing with patients who are newly diagnosed with HCHB.

Keywords: Hemichorea–hemiballism; magnetic resonance spectroscopy; nonketotic hyperglycemia.

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Conflict of interest statement

Funding: None. Conflict of Interest: The authors report no conflict of interest. Ethics Statement: All patients that appear on video have provided written informed consent; authorization for the videotaping and for publication of the videotape was provided.

Figures

Figure 1
Figure 1. Brain Computed Tomography. The scan revealed hyperdensity of the lentiform and caudate nuclei that was more prominent on the right side.
Figure 2
Figure 2. Brain Magnetic Resonance Imaging. Axial T1 (A) and coronal (C) sequences showing hyperintensity of the right putamen (single arrow) and caudate nucleus (double arrow) that enhanced mildly on contrast (B) with a normal gradient echo sequence (D).

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