A 62-year-old man with chronic kidney disease stage 4 and indwelling urinary catheter for 3 weeks presents with fever (38.5°C), dysuria, and cloudy urine. Urine culture yields Klebsiella pneumoniae producing extended-spectrum beta-lactamase (ESBL). The organism is resistant to ceftriaxone but susceptible to carbapenems and colistin. Which of the following statements regarding this isolate is MOST accurate?

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