A 1.5-week premature infant with bulging facial veins on one side caused by intravenous fluid infusion, what should be done?

Patient's question:

Premature infant with facial vein bulging on one side due to intravenous fluid infusion
Patient age: One and a half weeks

Doctor's answer:

It is recommended to visit a hospital for a lower limb venous ultrasound examination. You can use hot water to soak your feet to promote blood circulation and alleviate symptoms. We are committed to providing you with the best possible answers. Please give an appropriate evaluation of my response. Thank you.