Physical examination of a 20 year old man seen in the emerge…
Physical examination of a 20 year old man seen in the emergency room reveals neck rigidity and a temperature of 102 deg F. Direct Gram’s stain of the CSF reveals numerous WBCs and a few gram-negative diplococci. The isolate grows on sheep-blood agar and is oxidase-positive. Acid production occurs in the cystine trypticase agar (CTA) carbohydrates as follows:Glucose: acid, Lactose: acid, Maltose: acid, Sucrose: acidThe most appropriate action to take is