Knee Pain

Overview

Knee pain is a common complaint that affects people of all ages. It can result from injury, overuse, or underlying medical conditions like arthritis. The pain may be localized to a specific area or widespread, and it can range from mild discomfort to severe, disabling pain.

Whether it’s caused by a sudden injury, wear and tear, or underlying disease, early evaluation and treatment can prevent long-term complications.

Symptoms

Knee pain symptoms may vary depending on the cause, but commonly include:

  • Swelling and stiffness
  • Sharp or aching pain in or around the knee
  • Instability or “giving way”Clicking or popping sounds
  • Difficulty bearing weight or straightening the knee
  • Redness and warmth around the joint

Common Causes

1. Injures: 

  • Ligament tears (ACL, MCL)
  • Meniscus tear
  • Patellar dislocation
  • Fractures

2. Degenerative Conditions:

  • Osteoarthritis
  • Rheumatoid arthritis
  • Patellofemoral pain syndrome (runner’s knee)

Risk Factors

  • Age (risk increases with age)
  • Obesity (extra stress on the joint)
  • Previous injuries
  • Poor muscle flexibility or strength
  • High-impact sports or repetitive strain

Diagnosis

  • Medical history and physical examination
  • Imaging tests:
  • X-rays (bone issues, arthritis)
  • MRI or CT scan (soft tissue, ligament, cartilage damage)
  • Ultrasound (fluid or inflammation)
  • Joint aspiration (if infection or gout is suspected)