What should I do if I have a hard lump on the outside of my face after wisdom tooth extraction?

After wisdom teeth extraction, there is a hard bag outside the face, which is related to subcutaneous hematoma and infection, and can be treated with cold compresses, hot compresses, medication and surgery.
1. Subcutaneous hematoma: after wisdom teeth extraction, there is a hard pack outside the face may be a subcutaneous hematoma, due to the injection of anesthesia caused by blood vessel rupture bleeding caused by 24 hours before the cold compresses, towels wrapped in ice packs placed on the affected area, 24 hours after the hot compresses can be used to speed up the absorption of hematoma. If the hard pack is more serious pus phenomenon, can be in the doctor’s advice for drainage.
2. Infection: after wisdom teeth extraction outside the face – a hard pack may be related to wound infection, mostly due to patients do not pay attention to oral hygiene, patients can first use saline to rinse the wound, while the use of metronidazole tablets, amoxicillin capsules, cefixime granules and other antibiotics for treatment.
Wisdom teeth extraction after the face outside a hard bag to timely medical attention, listen to the doctor’s advice, the use of drugs to follow the doctor’s instructions, do not self-medication, to avoid serious consequences.