<prompt> The most common cause of superficial thrombophlebitis is:Intravenous cathetersinfusionDVTVaricose veinsTrauma  <response>: SUPERFICIAL THROMBOPHLEBITIS This is a superficial venous thrombosis, most commonly caused by infusions of IV fluids Causes of Superficial Thrombophlebitis Venepuncture and IV infusion MC Trauma especially to varicose veins Buergers disease Malignancy Pancreas 