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Updated: Mar 28, 2026

Point-Of-Care Ultrasound Screening for Proximal Lower Extremity Deep Venous Thrombosis
Published on: February 10, 2023
Isolated Cortical Vein Thrombosis with Long Cord Sign
Seung Pil Ban1, Young Seob Chung2, Sung Bae Park2
1Department of Neurosurgery, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Korea.
Abstract:
Isolated cortical vein thrombosis (ICVT) is a rare disease, accounting for less than 1% of strokes. A 46-year-old woman presented with progressive left side weakness. Magnetic resonance (MR) imaging with T2(*)-gradient echo (T2(*)-GE) sequence showed long cord sign at the right frontal cortex. The patient was treated with low molecular weight heparin, followed by oral warfarin for 6 months. The 3-month follow-up MR imaging showed recanalization of the previously thrombosed cortical vein. She was completely recovered without neurological deficits after 6 months. This provides that MR imaging with T2(*)-GE sequence can help to diagnosis the ICVT and outcomes of the ICVT are generally favorable.
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