My grandfather woke up with this swollen red cord like vein on his arm. It is tender and warm but the urgent care is closed until tomorrow. Should we go to the ER?

Treatment usually involves managing symptoms, and in some cases, it may resolve on its own within a few weeks.

3. Red-Flag Symptoms That Mean You Should Go to the ER Now
Certain symptoms necessitate immediate medical evaluation in an emergency room setting. If your grandfather experiences significant swelling of the entire arm, severe pain, a high fever continue reading …