PMID: 18719720Aug 23, 2008Paper

Biopercular syndrome: report of two cases and literature review

Biomédica : revista del Instituto Nacional de Salud
Paula Andrea MillánAlejandra Arboleda

Abstract

The anterior opercular or biopercular syndrome is a cortical pseudobulbar palsy due to bilateral lesions of the anterior brain operculum. It is characterized by preservation of reflex function and automatic activity, without mental impairment. Two cases are reported herein and the relevant literature reviewed. The first case was a 73-year-old female with a history of a stroke occurring seven years previously, without sequelae in the interim. She presented with sudden loss of consciousness. The neurological examination showed a right facial central palsy and anarthria, with reflex acts such as smiling, blinking and yawning, not elicited by commands; she also had a right hemiparesis and walking impairment. A brain CT scan showed an old ischemic infarction in the region of the right medial cerebral artery. Because the right motor involvement did not correlate with the findings of the initial CT scan, another CT scan two days later showed an acute brain infarction in the vicinity of the left medial cerebral artery. The second case was an 8-year-old girl with mental retardation and impairment of verbal development, caused by of biopercular pachygyria. Facio-pharyngo-glosso-masticatory diplegia and volitional selective palsy of the o...Continue Reading

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