This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ocular Trauma, Subject name: Ophthalmology
Dalen fuchs nodule is pathognomic of? 
Select and explain. 
A. Sympathetic opthalmitis, B. Sarcoidosis, C. Tuberculosis, D. Retinitis pigmentosa
A: Sympathetic opthalmitis
Answer: A: Sympathetic opthalmitis 
Explanation: ANSWER: (A) Sympathetic opthalmitisREF: Khurana 4th ed p. 413Dalen fuchs nodule is collections of epithelial cells lying between Bruch membrane and the retinal pigment epithelium in sympathetic ophthalmitis