This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Surgery
Brilliantly transilluminant swellings are all except ? 
Select and explain. 
A. Hydrocele, B. Meningeocele, C. Lipoma, D. Cystic hygroma
C: Lipoma
Answer: C: Lipoma 
Explanation: Lipoma is a benign tumor which is also known as Universal tumor as it can occur anywhere in the body except brain. It is usually nontransilluminant, localised swelling, which is lobular and non tender. Reference : SRB's Manual ofSurgery,6th Edition, page no = 69.