Can high amounts of sodium cause blood clots?
There is no relation of high sodium and clotting of blood.
Sodium in blood is in the form of sodium chloride. The percentage of sodium in blood is 0.9% per liter. The sodium chloride percentage of blood is never increase. If there is more sodium chloride in food it is promptly excreted through urine.
Higher sodium in the form of sodium chloride is with no role in clotting of blood