<prompt> All of the following organisms can cause serious infection in chronic granulomatous disease except?Streptococcus pneumoniaeStaphylococcus aureusPseudomonasH. influenzae  <response>: Ans. is a i.e., Streptococcus pneumoniae There is recurrent infections by catalase positive bacteria but catalase negative pathogens streptococci and pneumococci are handled normally.Catalase positive bacteria Staphylococci N. meningitidis Pseudomonas Coliforms H. Pylori H. influenzae Atypical Mycobacteria Nocardia Yersinia Pasteurella L. monocytogenes Legionella Brucella Shigella except dysentriae-1 