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: Pathology
Giant cells seen in Measles are called? 
Select and explain. 
A. Hp bodies, B. Inclusion containing polykaryon, C. Koplik cells, D. Wahin-Finkeldey cells
D: Wahin-Finkeldey cells
Answer: D: Wahin-Finkeldey cells 
Explanation: Lymphoid organs typically have marked follicular hyperplasia, large germinal centers and randomly distributed multinucleated giant cells called Wahin-Finkeldey cells, which have eosinophilic nuclear and cytoplasmic inclusion bodies.Found in the paracoical region of hyperplastic lymph nodes in some patients of measles and AIDS. It consists of fused lymphocytes and can be seen in a lymph node biopsy after a measles vaccination.Ref: Robbins Pathology, 7th Ed, page 363