What type of occlusion does LVO refer to during a stroke?

LVO, or Large Vessel Occlusion, specifically refers to the blockage of one of the major arteries supplying blood to the brain during a stroke. This type of occlusion is significant because it can lead to severe ischemic strokes, which result in substantial loss of brain tissue and function due to the extended period without adequate blood flow. Recognizing LVO is critical for timely intervention, as it often requires specific treatment approaches such as mechanical thrombectomy or systemic thrombolysis to restore blood flow and minimize brain damage.

In contrast, other types of occlusions, such as microvascular occlusions or vein occlusions, do not involve the primary arterial supply and typically involve different mechanisms or levels of urgency in treatment. Neurological occlusion is not a standard term used in this context and does not specifically denote a recognizable or actionable medical condition related to strokes. Understanding the implications of LVO enhances emergency response decisions in stroke management and reinforces the need for rapid assessment and treatment to improve patient outcomes.