M71.071

Clinical Causes: Bacterial infections, often due to bacteria like Staphylococcus aureus Trauma or injury to the ankle or foot, which allows bacteria to enter Repeated friction or pressure from activities or ill-fitting footwear Underlying skin infections spreading to the bursa Chronic conditions such as diabetes, which may impair immune response Invasive procedures or injections near the ankle or foot bursa

Key Symptoms: Localized pain and tenderness in the affected area Swelling and warmth surrounding the ankle and foot Redness and visible swelling over the bursa Limited range of motion due to discomfort Fever, if the infection is systemic or severe A feeling of fullness or pressure in the area

Diagnosis Path: Diagnosing an abscess of the bursa involves a physical examination to assess swelling, redness, and tenderness. Healthcare providers may perform imaging tests like ultrasound or MRI to visualize the abscess. A needle aspiration might be performed to obtain pus for laboratory analysis to identify the infecting bacteria, which guides appropriate treatment. Blood tests could also be ordered to check for signs of systemic infection.

Treatment Protocols: Treatment typically involves managing the infection and relieving symptoms. Strategies may include: - **Drainage:** The healthcare provider may perform an incision and drainage procedure to remove pus from the abscess. - **Antibiotics:** Prescribed to eliminate bacterial infection; the choice depends on the bacteria identified. - **Rest and immobilization:** Keeping weight off the affected limb to promote healing. - **Pain management:** Use of over-the-counter or prescribed medications. - **Monitoring:** Regular follow-up to ensure resolution of infection and to prevent complications. In some cases, if chronic or recurrent, additional interventions such as surgical removal of the bursa might be considered.