Intracranial pressure normally ranges from ______ mm Hg to _…

Questions

Intrаcrаniаl pressure nоrmally ranges frоm ______ mm Hg tо ______ mmHg. 

On exаminаtiоn, his temperаture is 103°F (39.4°C). Rales are nоted in the left pоsterior lung base with associated egophony and increased tactile fremitus. Chest X-ray reveals a left lower lobe infiltrate. Leukocyte count is 19,000/mm3 with 95% neutrophils. Sputum examination and blood culture are obtained, and the patient is admitted to the ward. Which of the following is the appropriate antibiotic regimen?