It was reported the patient has a history of infusion port drug importation, swelling and pain in the right breast and side chest after infusion in the hospital, accompanied by slight pain; at physical examination, edema in the outer quadrant of the right breast and side chest and adnexal tissue of the port of infusion port, no redness and swelling of the skin, mild tenderness; contrast examination to see a small amount of contrast agent around the port seat; after local treatment, local pain, swelling and other symptoms are relieved, expert identification: 1 drug extravasation 2 infusion port seat leakage.
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