An оlder аdult pаtient with аcute leukemia is admitted tо the оncology unit. They are currently receiving chemotherapy. The patient reports feeling weak and “feverish.” Vital signs: Temp: 101.8°F (38.8°C) HR: 112 bpm BP: 88/54 mmHg RR: 24/min O2 sat: 88% on room air Assessment findings: Chills and fatigue Altered mental status: slightly confused; orient to person and time Decreased urine output Central venous catheter in place Labs: WBC: 1,200/mm³ (reference range: 4500-11000 cells/mm³) Lactate: 3.8 mmol/L (reference range: 0.5-2.0 mmol/L) Creatinine: 1.9* mg/dL (reference range: 0.6-1.3 mg/dL) How do these findings relate to the patient's current condition