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Sallie is a 66-year-old female who presents to the emergency room with an erythematous wound on her left foot. She recounts stepping on a nail last week while walking outside. The patient was diagnosed with a diabetic foot infection and prescribed cefepime IV 2 grams every 12 hours.

Past Medical History:

Type 2 Diabetes

Hypertension

Home Medications:

Lisinopril 20 mg daily

Atorvastatin 20 mg daily

Metformin 1000mg BID

Allergies: Penicillin, reaction unknown

Left Foot Wound Culture: positive for Pseudomonas aeruginosa

10.9

140

33.2

23

189

32

101

15

1.3

18

3.4

​ Height 5’9 Weight 160 lbs

1. Describe the factors that increase the risk of Pseudomonasinfection in MG.

2. Why are unverified penicillin allergies a concern and wouldyou process the cefepime? Why or why not?

3. Please describe the mechanism of action and pharmacodynamic properties of cephalosporins.

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Nestor Rutherford
Nestor RutherfordLv2
28 Sep 2019

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