This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Testis & Scrotum), Subject name: Surgery
[{'content': 'A patient of 18 years of age presents with sudden agonising pain in the groin and the lower abdomen. The patient feels nausea and gives a history of vomiting. On physical examination, the testis seems high. The cremasteric reflex is lost. What is the most possible cause? \nSelect and explain. \nA. Epididymo-orchitis, B. Mumps orchitis, C. Idiopathic scrotal edema, D. Testicular torsion', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) Testicular torsion.Testicular torsion is most common between 10 and 25 years of age, although a few cases occur in infancy. Typically, there is sudden agonising pain in the groin and the lower abdomen. The patient feels nauseated and may vomit. Torsion of a fully descended testis is usually easily recognized. The testis seems high and the tender twisted cord can be palpated above it. The cremasteric reflex is lost.Image source- style="font-family: Times New Roman, Times, serif">', 'role': 'assistant'}]