BACKGROUND: Four rire prodromique, described as pathological laughter preceding the onset of an apoplectic attack, is a rare phenomenon. CASE DESCRIPTION: A 61-year-old man manifested pathological laughter before a sudden right hemiplegia. MRI showed a left lenticular and caudate nucleus infarct with involvement of the external capsule and prerolandic area. MRA revealed a left internal carotid and middle cerebral artery occlusion. CONCLUSIONS: The clinicoanatomic correlates of this phenomenon are discussed.
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Carel et al. (1997) studied this question.
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