Atypical femoral fracture digital illustration

Atypical femoral fracture Save


ICD-10 code: M84.75

Chapter: Diseases of the musculoskeletal system and connective tissue

Understanding Atypical Femoral Fracture and Its Causes

Atypical femoral fracture (AFF) is a rare type of fracture that occurs in the thigh bone or femur. Unlike typical fractures that usually occur due to high impact accidents or falls, AFFs often occur spontaneously or with minimal trauma. These fractures have been associated with the use of certain medications, particularly bisphosphonates, which are commonly used to treat osteoporosis.

According to research, the risk of developing an AFF increases with the duration of bisphosphonate use. In fact, studies show that patients who have been on bisphosphonates for more than five years have a higher risk of developing an AFF.

The exact cause of AFFs is still not fully understood. However, it is believed that bisphosphonates suppress the normal bone remodeling process, which can lead to the accumulation of microdamage in the bone. Over time, this microdamage can weaken the bone and increase the risk of fracture.

Symptoms and Treatment

Symptoms of an AFF can include a dull, aching pain in the thigh or groin area, which may worsen with activity. Some patients may also experience a sudden, sharp pain in the thigh, which can be a sign of a complete fracture.

If you are experiencing these symptoms, it is important to seek medical attention immediately. A doctor may perform a physical exam and recommend imaging tests, such as x-rays or a bone scan, to diagnose an AFF.

Treatment for an AFF typically involves rest and immobilization of the affected leg. In some cases, surgery may be necessary to repair the fracture. Patients who are taking bisphosphonates may also need to discontinue or switch to a different medication to reduce the risk of future fractures.

Prevention

If you are taking bisphosphonates, it is important to discuss the risks and benefits of the medication with your doctor. They may recommend regular monitoring of your bone density and other tests to assess your risk of developing an AFF.

Other steps you can take to reduce your risk of an AFF include maintaining a healthy diet rich in calcium and vitamin D, engaging in weight-bearing exercise, and avoiding smoking and excessive alcohol consumption.

  1. Maintain a healthy diet rich in calcium and vitamin D.
  2. Engage in weight-bearing exercise.
  3. Avoid smoking and excessive alcohol consumption.
Conclusion

Atypical femoral fractures can be a serious and painful condition, but they are also rare. If you are taking bisphosphonates or have concerns about your bone health, be sure to discuss your options with your doctor and take steps to

Diagnosis Codes for Atypical femoral fracture | M84.75

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