A woman, who works at a pig farm, against the background of complete health developed sudden chills, fever of 39.9°C, intense headache, and nausea. The next day, she noticed a pain in her leg muscles and nosebleeds. On the 3rd day after the onset of the disease the woman’s condition is severe, her face is hyperemic, she has scleritis and subicteric sclerae. The liver is +3 cm. 24-hour urine output is 700 mL. Make the right diagnosis: