Right internal jugular vein cranial to thyroid gland level up to skull vault is dilated with hypoechoic thrombus without internal flow. Vein caudal to thyroid gland shows smaller echogenic lumen with about 20% patency near its caudal most part.
Right external jugular vein, right subclavian vein, right vertebral vein, Left internal jugular vein are patent. Carotid arteries are patent on both sides.