What are the causes of knee pain?

  Many people have experienced knee pain. Knee pain can occur at different stages of life, but the causes of knee pain vary.
  The knee joint is the larger and more complex flexor joint in the body, which is subject to high stress and has a stable and flexible structure. There are many causes of knee pain, so we will now summarize the causes of knee pain at each age.
  Common causes during adolescence and childhood.
  1. Tibial tuberosity epiphysitis
  2. Patellar tendonitis
  3. Patellar subluxation
  4. Involvement of painful slipped femoral epiphysis and inflammation of the hip joint involved in knee pain
  5.Exfoliative osteochondritis
  6, disc meniscus
  Common causes in the adult stage.
  1, meniscus injury
  2, knee ligament injury
  3, Patellar dislocation
  4.Fat pad injury
  5, patellofemoral joint pain syndrome
  6, medial synovial crease syndrome
  7.Goose foot bursitis
  8.Rheumatoid arthritis
  9.Infectious arthritis
  10, reactive arthritis
  11.Gouty arthritis