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
Ectopia lentis is seen in 
Select and explain. 
A. Hyperlysinenia, B. Weill - Marchesani syndrome, C. Sulfite oxidase deficiency, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: cause of ectopia lentis :

Marfan syndrome ⇒ Supero temporal dislocation
Homocystimuria ⇒Inferonasal dislocation
Weill - Marchesani syndrome ⇒  anterior and inferior dislocation
Hyperhysinemia
Sulfite oxidase deficiency
Ehler - Danlos syndrome