A 21-year-old male comes to emergency because of a 1-day history of erythema of his right arm. He works at a fast food restaurant and burned himself on the forearm 3 days ago. Vitals are normal. Which of the following is the most likely diagnosis and appropriate pharmacotherapy for this patient?
Arteriitis; c-ANCA; prednisone
Arteriitis; p-ANCA; prednisone
Lymphangitis; acetaminophen
Lymphangitis; itraconazole
Phlebitis; subcutaneous enoxaparin
Phlebitis; warm compresses