What Precautions Should Be Taken For Welt Above The Right Eye?

Two year old child hit forehead on corner of table. Large welt above on above the right eye. No bleeding. No crying. It is 7:30 pm, What about allowing her to go to sleep at bedtime? Should she be taken to ER?Fire Paramedic (uncle) in home said to just cold compress. Child won t allow the compress. Fights it.