Knee pain can be mild, moderate or severe. The reasons for pain can vary such as injury, overuse, infection and inflammation. Sometimes there may be swelling and redness depends on the cause. We need to visit doctor as per the severity and as per how long the pain lasts.
Physician will do extremity examination to check if there is any swelling, inflammation or injury. There may be need of radiological tests (X-ray, CT, MRI, ultrasound) or arthrocentesis (lab analysis of knee joint fluid) for further evaluation to check for infections or injury to tendon or ligament.
ICD 10 Code for knee pain is found in chapter 13 of ICD-10 CM manual – diseases of musculoskeletal system and connective tissue, code range M00 – M99
S81 Open wound of knee and lower leg. S82 Fracture of lower leg, including ankle. S83 Dislocation and sprain of joints and ligaments of knee. S84 Injury of nerves at lower leg level. S85 Injury of blood vessels at lower leg level. S86 Injury of muscle, fascia and tendon at lower leg level.
A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code ( S80-S89) and the excluded code together.