SOJ Microbiology & Infectious Diseases Open Access Case Report section at 41 weeks' gestation with a birth weight of 3545g. During pregnancy, his mother was healthy. The natal history was unremarkable. Apgar score was all 10 at 1, 5 and 10 minute. He was breastfed. The neonate was admitted to the hospital due to a one-day history of fever, dispirited, choking, without convulsion, diarrhea or rash. Blood routine: White Blood Cell (WBC) 5.49×10 9 / L, neutrophilic granulocyte 66.1%, lymphocytes 29.3%, hemoglobin, platelets and C-reactive protein (CRP) were normal. X-ray of the chest was unremarkable. No special findings except the total bilirubin, direct and indirect bilirubin were slightly elevated. No exposure to cold patients. On physical Examination: temperature was 38.5°C, weight was 3.48 kilogram, height was 53 centimeters, head circumference was 34 centimeters, respiratory rate was 50 times per minute, heart rate was 182 beats per minute, blood pressure was 84/ 56mmHg. He was conscious and very irritable on handling. Face and trunk were lightly yellow, no rash or petechia. Anterior fontanelle was flat, pupillary reflex was sensitive. The results of cardiovascular and respiratory examinations were normal. The patient did not exhibit organomegaly or eruptions. The capillary filling time was 2 s. Sucking reflex and rooting reflex were normal, grasping and Moro reflex were weak. The blood culture subsequently grew N. meningitidis, and drug sensitive test indicated it was sensitive to Azithromycin,