M11.07

Clinical Causes: Degenerative changes in tendons and soft tissues Repeated microtrauma or injury to the affected area Age-related mineralization processes Chronic inflammation or tendon degeneration Metabolic factors that influence mineral deposition

Key Symptoms: Localized pain in the ankle or foot, especially during movement Swelling and tenderness around affected tendons or joints Reduced range of motion or stiffness Possible warmth or redness in the affected area In some cases, palpable calcified nodules or deposits

Diagnosis Path: Diagnosing hydroxyapatite deposition disease involves a combination of clinical assessment and imaging techniques. Healthcare providers typically consider the patient’s history and physical exam findings. Imaging studies such as X-rays can reveal calcified deposits in soft tissues, while ultrasound and MRI can provide detailed views of the extent of calcification and tissue inflammation. Laboratory tests may be performed to rule out other conditions that cause joint pain or calcification.

Treatment Protocols: Management of HADD aims to reduce pain and inflammation while promoting the resorption of calcium deposits. Common approaches include: - **Conservative measures:** Rest, ice application, and over-the-counter anti-inflammatory medications - **Physical therapy:** Stretching and strengthening exercises to improve mobility and reduce strain - **Injections:** Corticosteroid injections into the affected area to decrease inflammation - **Minimally invasive procedures:** Ultrasound-guided needling or lavage to break up deposits - **Surgical intervention:** In rare cases, removal of calcified deposits may be necessary if symptoms persist despite other treatments. Early diagnosis and tailored management plans can significantly improve outcomes and quality of life for individuals affected by this condition.