This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'A 53-year-old man has a slowly enlarging "bump" over the olecranon process of his elbow. The mass is excised and on section has a chalky white consistency. Microscopically, the mass is composed of elongated, needle-shaped crystals that under polarized light are negatively birefringent. Surrounding the crystals is a granulomatous inflammatory infiltrate. True statements concerning his condition include all of the following, except? \nSelect and explain. \nA. Most patients with hyperuricemia will develop it, B. The first metatarsal-phalangeal joint is usually involved, C. The crystals can also be seen in synol fluid, D. This lesion can erode bone and cailage', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Most patients with an increased serum uric acid do not have a gouty ahritis, though some do. Gouty tophi can develop in gout.', 'role': 'assistant'}]