Spontaneous osteonecrosis of the knee
Spontaneous Osteonecrosis of the Knee
Spontaneous osteonecrosis of the knee (SONK), pronounced /spɒnˈteɪniəs ˌɒstɪəʊnɛˈkrəʊsɪs ɒv ðə ni:/, is a condition that primarily affects the knee joint. The term is derived from the Greek words "osteon" (bone), "necrosis" (death), and "spontaneous" (occurring without apparent cause).
Definition
Spontaneous osteonecrosis of the knee is a condition characterized by the spontaneous death of a segment of bone in the knee joint. This condition primarily affects the femur or the tibia, the two main bones in the knee joint.
Symptoms
The main symptoms of SONK include pain in the knee, swelling, and difficulty in walking. The pain is often severe and may be sudden in onset.
Causes
The exact cause of SONK is unknown. However, it is believed to be related to a temporary loss of blood supply to the bone, leading to bone death. Risk factors may include age, obesity, and certain medical conditions such as osteoporosis and diabetes.
Diagnosis
Diagnosis of SONK is typically made based on the patient's symptoms, physical examination, and imaging studies such as MRI or X-ray.
Treatment
Treatment for SONK may include conservative measures such as rest, physical therapy, and pain management. In severe cases, surgical intervention such as arthroscopy, osteotomy, or knee replacement may be necessary.
Prognosis
The prognosis for SONK varies depending on the severity of the condition and the patient's overall health. Early diagnosis and treatment can improve the prognosis.
Related Terms
External links
- Medical encyclopedia article on Spontaneous osteonecrosis of the knee
- Wikipedia's article - Spontaneous osteonecrosis of the knee
This WikiMD dictionary article is a stub. You can help make it a full article.
Languages: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
Urdu,
বাংলা,
తెలుగు,
தமிழ்,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
European
español,
Deutsch,
français,
русский,
português do Brasil,
Italian,
polski