case_images: PMC7235955_01
case_images: Macroscopic view of the left hand showing swelling of the volar aspects of the forearm and hand.
case_images: gr1.jpg
case_images: PMC7235955_01_gr1.jpg
case_images: fig0005
case_images: Her forearm were broadly distended (Fig. 1) and the circumference of the left wrist was 1.2 cm longer than that of the right wrist.
case_images: MRI showing expansion of the venous malformation in the carpal tunnel, resulting in compression of the median nerve (arrow). Left, sagittal view; right, axial view at the level of the bar in the left image.
case_images: gr2.jpg
case_images: PMC7235955_01_gr2.jpg
case_images: fig0010
case_images: T2-weighted imaging and suggested that the vein had expanded from the proximal forearm to the palm (Fig. 2).
case_images: Intraoperative photograph taken with the carpal tunnel held open. showing the swollen vein (arrowhead) compressing the median nerve (arrow).
case_images: gr3.jpg
case_images: PMC7235955_01_gr3.jpg
case_images: fig0015
case_images: The veins were present on the ulnar side of the median nerve (Fig. 3) and were not touched during the procedure to avoid damage.