The purpose of this study is to reveal the effectiveness and satisfaction of integrative Korean medicine for Meniscus Tear by observation patients treated with integrative Korean medicine.

This study is a prospective observational study. The subjects for study are patients diagnosed with Meniscus Tear and who have been admitted to Gangnam Jaseng Hospital of Korean medicine, Bucheon Jaseng Hospital of Korean medicine, Daejeon Jaseng Hospital of Korean medicine and Haeundae Jaseng Hospital of Korean medicine for 2015.06-2020.06.

Medical records of selected patients will be analyzed, and telephone surveys will be conducted for each patient. The survey questions are Numeric rating scale (NRS), Western Ontario and McMasters Universities(WOMAC) Osteoarthritis Index, quality of life, and Patient Global Impression of Change (PGIC), etc.

Inclusion Criteria:

1. Patients who have been diagnosed with "Meniscus Tear" in the EMR imaging (X-ray or MRI or CT) of hospitalization
2. Patients who have been hospitalized by Knee Pain
3. A person who voluntarily orally agrees to participate in a clinical trial

Exclusion Criteria:

1. If the hospitalization period is less than 3 days,
2. If there are other chronic diseases that may interfere with the treatment effect or interpretation of the results: cardiovascular disease, kidney disease, diabetic neuropathy, dementia, epilepsy, etc.
3. If the cause of pain is caused by a soft tissue disease other than Knee joint: tumor, fibromyalgia, rheumatoid arthritis, gout, etc.
4. Patients within 3 months of surgery on the hip joint
5. If there is a fracture of the joint in the image finding
6. If researchers judge that it is inappropriate to participate in the study;
7. If you do not agree to participate in the study;
8. Minors

The target is those who showed Meniscus Tear in video findings among patients admitted to Gangnam Mainwon, Daejeon, and Bucheon Haeundae, four branches of Hospitals with Knee pain from June 2015 to June 30, 2020.