This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Culture media and method, Subject name: Microbiology
Paul Bunnel test is used for diagnosis of: 
Select and explain. 
A. Chicken pox, B. Yellow fever, C. Genital Herpes, D. Infectious mononucleosis
D: Infectious mononucleosis
Answer: D: Infectious mononucleosis 
Explanation: Ans. (d) Infectious mononucleosisRef: Microbiology by Ananthanarayan and Paniker 8th/476Infectious mononucleosis is diagnosed by Paul Bunnel test.Revision of Key Points About Infectious Mononucleosis* Ebstein Barr virus is causative for infectious mononucleosis.* Infectious mononucleosis is called a glandular fever* Clinical features include fever, lymphadenopathy, sore throat and presence of abnormal lymphocytes in blood.* Monospot test is also used for diagnosis of infectious mononucleosis,* Patients develop skin rash if they consume an antibiotic like ampicillinEBV is also oncogenic in nature because it causes B cell clonal activation.