This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Radiology
[{'content': 'In the absence of any clear history of trauma, this radiograph done in a patient of shoulder pain most likely suggests: \nSelect and explain. \nA. Shoulder dislocation, B. Calcific tendinitis, C. Acromioclavicular dislocation, D. Hill Sachs lesion', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B Calcific tendinitisCalcific density is seen adjacent to the greater tuberosity of humerus - mostly this is within the supraspinatus tendon and seen in chronic calcific tendinitis.', 'role': 'assistant'}]