<prompt> Answer this question truthfullyWhat are the factors that lead to adenoiditis?  <response>: <reason> Acute adenoiditis is mainly due to viral infection but bacterial infections can cause the disease as well. Bacterial infections have a more important role in recurrent and chronic adenoiditis :Epstein-barr virus EBV Human adenovirus Enterovirus Rhinovirus Respiratory syncytial virus Mononucleosis Cytomegalovirus CMV Toxoplasmosis Herpes virusHaemophilus influenzae Group A β-hemolytic streptococcus Staphylococcus aureusMoraxella catarrhalis Streptococcus pneumoniaeSensitivity to mold allergens GERD Asthma 