BRAIN ABSCESS

Think of Staph Aureus, Streptococcus Pneumoniae, Gram Negative organisms

• If the patient is not allergic to Penicillin:

Vancomycin 1 gm IV q 12 h

Ceftriaxone 2 gm IV g 12h

Metronidazole 500 mg IV q6h

• If the patient is allergic to Penicillin:

Vancomycin 1 gm IV q 12h

Ciprofloxacin 400mg iv q 8h

Metronidazole 500 mg IV q 6h

Think of Streptococcus Pneumoniae

• If patient is not allergic to Penicillin:

Ceftriaxone

Metronidazole

• If patient is allergic to Penicillin

Vancomycin

Metronidazole

Think of Streptococcus, Gram negatives, and Anaerobes

• If patient is not allergic to Penicillin

Cefepime 2 gm IV q 8h

Metronidazole

• If patient is allergic to Penicillin

Vancomycin

Aztreonam 2 gm IV q 6h

Metronidazole

• Think of Staphylococcus, Gram Negatives

If patient is not allergic to Penicillin

Vancomycin

Cefepime

• If patient is allergic to Penicillin

Vancomycin

Ciprofloxacin

Think of Streptococcus Viridans

• If patient is not allergic to penicillin

Ceftriaxone

• If patient is allergic to penicillin

Vancomycin