Table 1. Cases of Hemiballismus-Hemichorea Occurring with Parietal Infarction without Lesion to Basal Ganglia.

These are previous cases of hemiballismus-hemichorea occurring with parietal lobe infarction. In each case, there is an absence of infarction in the basal ganglia.

Author and Year	Case Report Name	Age	Sex	Duration	Side of Infarct	Treatment	Outcome
1997, Mizushima et al. [6]	A Case of Hemichorea-Hemiballism Associated with Parietal Lobe Infarction	80	Male	13 days	Right-sided parietal lobe infarction was present.	Not specified	Symptoms subsided and the patient was discharged with slightly diminished deep sensation.
2003, Rosetti et al. [9]	Neurogenic Pain and Abnormal Movements Contralateral to an Anterior Parietal Artery Stroke	74	Male	3 weeks	Acute infarction of the right anterior parietal cortex, extending to the upper posterior temporal lobe and the adjacent white matter	Haloperidol and anticoagulants	Hemiballismus subsided
2004, Al-Yacoub et al. [13]	Hemiballismus from a Parietal Stroke in a Parkinson Patient	77	Male	4 days	Large right-sided parietal infarct was present.	Very low dose clozapine	Hemiballismus reduced
2006, Sugiura A, Fujimoto M [14]	Facial Chorea and Hemichorea due to Cardiogenic Cerebral Embolism in the Cortex and Subcortical White matter	62	Male	1 day	Acute cortical and subcortical infarctions at the right insula, frontal, temporal, and parietal lobes.	Tiapride hydrochloride	Chorea subsided
2012, Umeh et al. [15]	Dual Treatment of Hemichorea Hemiballismus Syndrome with Tetrabenazine and Chemodenervation	65	Male	9 months	Right posterior frontal lobe white matter and small cortical infarcts in the right temporal-frontal-parietal junction	Haloperidol, risperidone, valproic acid, tetrabenazine, onabotulinum toxin A	Moderate reduction of symptoms
2013, Hwang et al. [16]	Cortical Hemichorea-Hemiballismus	70	Female	2 months	Left parietal cortex	Haloperidol	Follow-up after four years confirmed no further episodes.
2015, Shrestha et al. [1]	Hemiballism in a Patient with Parietal Lobe Infarction	61	Male	2 days	Acute posterior left parietal lobe infarction	Aspirin, atorvastatin, warfarin	Movements resolved spontaneously.