This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
Foster Kennedy syndrome is 
Select and explain. 
A. I/L Papilloedema CiL optic atrophy, B. I/L Optic atrophy C/L papilloedema, C. I/L Optic atrophy and papilloedema, D. UL Papilloedema C/L papilitis
B: I/L Optic atrophy C/L papilloedema
Answer: B: I/L Optic atrophy C/L papilloedema 
Explanation: Ans. is 'c ib., I/L Optic atrophy C/L papilloedema Foster-Kennedy syndrome : - The frontal lobe, pituitary and middle-ear tumor such as meningiomata of the oflactory groove are sometimes associated with Ipsilateral pressure atrophy of the optic nerve and contralateral papilledema. Pseudo-Foster-kennedy syndrome : - It is characterized by occurence of unilateral papilloedema associated with raised ICT (due to any cause) and a pre-existing optic atrophy (due to any cause) on the other side.