Moya Moya Disease Presenting as Focal Seizures

Moyamoya disease MMD is a rare, chronic, progressive cerebrovascular disorder characterized by stenosis or occlusion of the internal carotid arteries and their main branches. This article reports a case of an 18-year-old male presenting with focal seizures and episodic left-sided weakness, a less common manifestation of MMD. Diagnostic imaging revealed characteristic puff of smoke appearance on angiography. The patient was managed with Levetiracetam and scheduled for indirect revascularization with encephalo-duro-arteriosynangiosis EDAS. This case underscores the need for clinicians to consider MMD in young patients presenting with focal neurological deficits and seizures. Significance of the article: This article is significant because it documents a rare presentation of Moyamoya disease, providing valuable insights for clinicians in diagnosing and managing similar cases. It emphasizes the need for awareness of atypical presentations to ensure timely and appropriate treatment. Purpose of article: The purpose of this article is to report a case of Moyamoya disease presenting as focal seizures and to highlight the importance of considering this rare condition in the differential diagnosis of young patients with similar symptoms.