The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Focal sclerosing osteomyelitis is:   (A) Due to excessive periosteal bone formation   (B) An extremely painful condition   (C) Due to low grade chronic infection   (D) A common sequel following sequestrectomy
['(C) Due to low grade chronic infection <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Due to excessive periosteal bone formation \n (B) An extremely painful condition \n (C) Due to low grade chronic infection \n (D) A common sequel following sequestrectomy <> possible answers', '  Focal sclerosing osteomyelitis is: <> context@']