CRP and conjunctivitis: Each ultrasound outcome was analyzed with age, symptoms such as fever, cough, rhinitis, conjunctivitis, dyspnea, vomiting, diarrhea, abdominal pain, blood laboratory values as WBC count (×109 /L), neutrophils count (×109 /L), lymphocytes count (×109/L), monocytes count (×109 /L), CRP (mg/L), procalcitonin (ng/mL).