Laboratory parameters showed increased urea (360.7 mg/dL), creatinine (8.46 mg/dL), and C-reactive protein (12 mg/L). Normal values were seen for potassium and sodium (5.24 mmol/L; and 136.8 mmol/L, respectively). Leukocytes 6,530/µL, platelets 285x109/µL, hemoglobin 11.2 g/dL, hematocrit 34.5%, neutrophilia (84%), and lymphopenia (12,8%) were also observed. Chest x-rays showed infiltrate and nodular consolidation in the right lower lobe. No CT scan was performed. Blood culture was negative for bacterial growth.