This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
Out of these which has Barley fluid like appearance 
Select and explain. 
A. Spermatocele, B. Hydrocele, C. Lymphatic cyst, D. Parasitic cyst
A: Spermatocele
Answer: A: Spermatocele 
Explanation: Spermatocele is a unilocular, acquired retention cyst derived from blockage of some poion of the sperm conducting Mechanism of the epididymis. This swelling contains barley water like fluid, which contains spermatozoa. It is soft, cystic and transillumination. Aspiration cytology confirms the diagnosis. Reference : SRB's Manual of Surgery, 6th Edition, page no = 1063