What to do if your knee hurts and swells?

Knocked knee with pain and swelling may be soft tissue injury resulting in local edema, inflammation, etc., can be carried out within 72 hours of local cold compresses, hot compresses after 72 hours, elevation of the affected limb, medication and so on.
1. Within 72 hours after the knee injury, cold compresses can be applied to the knee to shrink the local capillaries and reduce the local swelling.
2. 72 hours after the knee injury, you should apply hot compresses to the knee to promote blood circulation in the knee area to reduce swelling.
3. You can also elevate the affected limb to promote the return of blood and lymphatic fluid to avoid further aggravation of swelling and reduce swelling.
4. If the swelling and pain is serious, it may be due to inflammation caused by soft tissue injury, you can choose to take some oral non-steroidal anti-inflammatory drugs such as ibuprofen, celecoxib and so on.
If the knee swelling and pain for a long time can not be relieved, to consider whether there is a fracture, bone cracks, ligament tears, etc., serious cases may require surgical treatment.
There are many other treatments for knee pain and swelling according to different conditions, so it is recommended to go to the hospital in time to understand the severity of the condition and standardize the treatment under the guidance of the doctor. Doctors need to use medication under the guidance of a doctor.