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
Fusion of two eyelids by thin tags is called 
Select and explain. 
A. Ankyloblepharon filiforme adnatum, B. Euryblepharon, C. Ablepharon, D. Epiblepharon
A: Ankyloblepharon filiforme adnatum
Answer: A: Ankyloblepharon filiforme adnatum 
Explanation: Answer- A. Ankyloblepharon filiforme adnatumIn ankyloblepharon filiforme adnatum the upper and lower eyelids are joined by thrn tags; most cases are sporadic. Treatment involves transection with scissors.