A 32 year old
male presents with a history of fever and cough. There is no significant past
medical history and he is not on any drugs. He does not smoke cigarettes. On
examination you note that he is febrile, he has herpes labialis, pulse rate
100 beats per minute. On examination of his chest you detect signs of
consolidation of the right base of his lung.
patient what is the most likely organism causing his condition?