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(A): Photograph of a calcium hydroxyapatite (CHA) ceramic block. (B): Radiographs of the right hip of a 58-year-old man (Case 9). Anteroposterior radiograph after the removal of all components and insertion of antibiotic-impregnated CHA into the bone and joint space. (C): Anteroposterior X-ray image after revision total hip arthroplasty, showing CHA blocks implanted in the acetabulum and major trochanter.
