This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Uveal tract, Subject name: Ophthalmology
Nodules seen near the collarette are called - 
Select and explain. 
A. Busacca nodules, B. Koeppe's nodules, C. Lisch nodules, D. Dalen Fuch's nodules
A: Busacca nodules
Answer: A: Busacca nodules 
Explanation: The pathological reaction in granulomatous uveitis is characterised by infiltration with lymphocytes, plasma cells, with mobilization and proliferation of large mononuclear cells which eventually become epithelioid and giant cells and aggregate into nodules. Iris nodules are usually formed near pupillary border (Koeppe's nodules). and sometimes near collarette (Busacca nodules).