<prompt> 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?Epididymo-orchitisMumps orchitisIdiopathic scrotal edemaTesticular torsion  <response>: 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- stylefont-family: Times New Roman, Times, serif 