This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Conjunctiva, Subject name: Ophthalmology
neonatal conjunctivitis is caused by all except - 
Select and explain. 
A. Gonococcus, B. Chlamydia, C. Aspergillus, D. Pseudononas
C: Aspergillus
Answer: C: Aspergillus 
Explanation: Causative organism of ophthalmia neonatorum :- Comon causes are Gonococcus, Chlamydia, HSV. Other cause are staphylococcus aureus, pneumococcus, streptococcus, pseudononas, serratia, klebsiella. Chemical ophthalmia neonatorum is caused by use of silver nitrate or antibiotic prophylaxis. Ref: Pediatric opthlmology 4th/e p.55