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Andrew Novak — Reviewed writer, former magazine editor
Approved Guide

How to Treat a Swollen Knee

When treat a swollen knee leaves you confused, worried, or unsure what it means, a clear step-by-step approach can help you sort the signal from the stress. This guide explains how to understand the situation, reflect on what matters, choose a practical next step, and know when to ask for trusted support.

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1

Make an appointment with your doctor.

Make an appointment with your doctor.
Go to the doctor if there is significant swelling or if you can't bear weight on the knee. You should also visit the doctor if there is any obvious deformity or if you have a fever and redness in your knee, which may indicate an infection. Also see the doctor if you don't notice improvement after about 4 days. Your ligaments might be damaged.
  • Go to the doctor if there is significant swelling or if you can't bear weight on the knee.
  • You should also visit the doctor if there is any obvious deformity or if you have a fever and redness in your knee, which may indicate an infection.
  • Also see the doctor if you don't notice improvement after about 4 days.
  • Your ligaments might be damaged.
  • Go to the doctor if there is significant swelling or if you can't bear weight on the knee.
2

Ask about surgery.

Ask about surgery.
Depending on the condition causing knee swelling, your doctor may recommend that you get surgery. Some of the most common types of knee surgery are:
  • Depending on the condition causing knee swelling, your doctor may recommend that you get surgery.
  • Some of the most common types of knee surgery are:
  • Depending on the condition causing knee swelling, your doctor may recommend that you get surgery.
  • Some of the most common types of knee surgery are:
  • Depending on the condition causing knee swelling, your doctor may recommend that you get surgery.
3

Visit an orthopedist.

Visit an orthopedist.
Foot problems like flat feet and other conditions may contribute to knee pain and swelling. Visit a foot specialist and ask this person to assess your feet. They might recommend that you wear orthotics, which are inserts that go inside your shoes.
  • Foot problems like flat feet and other conditions may contribute to knee pain and swelling.
  • Visit a foot specialist and ask this person to assess your feet.
  • They might recommend that you wear orthotics, which are inserts that go inside your shoes.
  • Foot problems like flat feet and other conditions may contribute to knee pain and swelling.
  • Visit a foot specialist and ask this person to assess your feet.

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