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: Ophthalmology
Binasal hemianopia is seen in 
Select and explain. 
A. Optic nerve lesions, B. Central chiasma lesions, C. B/L lateral chiasma lesions, D. Optic tract lesion
C: B/L lateral chiasma lesions
Answer: C: B/L lateral chiasma lesions 
Explanation: Central chiasma - Bitemporal hemianopia.
B/ L Lateral chiasma - Binasal hemianopia.