On differential diagnosis of fever in infants and young children how to?

Fever is one of the most common symptoms in infants. Fever can cause many diseases, how to diagnosis and differential diagnosis of then?

First of all, to analyze history. According to the children\'s age, seasonal, has no history of exposure to infectious diseases, such as analysis of the situation. If within 6 months of children with fever, generally more respiratory infections. Children with fever for more than 6 months, in addition to respiratory infectious diseases, infection of the digestive system there are many, especially notice also are suffering from some infectious diseases. In the winter and spring, should pay attention to respiratory diseases and respiratory infections, you should consider the intestinal disease in the summer and autumn season. The collective life of children, in the collective is important to understand the similar occurrence of the disease.

Secondly to detailed medical examination. To check the children did have skin rash, ecchymosis, superficial lymph nodes are enlarged and throat congestion, tonsillar enlargement, there are no spots of the oral mucosa and ulcer, heart and lung Auscultation is no exception, abdominal pain-free, liver and spleen are enlarged. As found rash, should consider common of out rash sexual infectious diseases, for example child care anxious rash, and measles, and rubella,; as found Herpes should consider varicella; as found skin stasis spot, should consider epidemic cerebrospinal meningitis, also should consider blood system disease; as found shallow table lymph nodes enlargement, should consider infectious single nuclear cell increased syndrome, and skin mucosa lymph nodes comprehensive syndrome, also should note leukemia and malignant lymphoma tumor; as found pharyngeal Department congestive, and tonsil enlargement, should consider Shang respiratory infection, and acute tonsils inflammatory; as oral mucosa has spots, should note measles; as lung auscultation smell and the phlegm Ming tone or blisters tone, is acute support bronchitis or bronchial pneumonia of signs, Lung auscultation has wheezing Ming tone, should consider breathing sexual support bronchitis or bronchial asthma; abdominal has obvious of tenderness or other signs, should note acute abdomen, as acute appendicitis, and obstruction,.

Laboratory examination for fever in children is essential. In General, in the peripheral blood leukocyte reduced, is a viral infection should be considered. Elevated white blood cell, more consideration should be given to bacterial infection. Fever in children with attention should also be checked there are no abnormal lymphocytes in peripheral blood or naive cells, abnormal lymphocytes prompted virus infections, infantile leukemia cells are prompted. On the to do blood culture in children with fever of, check the erythrocyte sedimentation rate, and streptolysin \"O\", liver and kidney function, tuberculin test should be done. On clinical considerations for people living with digestive system must be stool routine.

In short, on fever in infants and young children, especially in children with fever, must conduct a detailed understanding and analysis of history, note also accompanied by other symptoms of fever, careful physical examination. In addition to the conventional laboratory project, also depending on clinical situation, about secondary checks targeted, such as x ray examination, b-type ultrasound, ECG screening. Suspected to lumbar puncture in children with viral encephalitis and meningitis, CSF. To check suspected to bone marrow puncture in children with hematological diseases. Only through a comprehensive medical history analysis and comprehensive check, causes of fever in order to make accurate judgments, to arrive at a correct diagnosis.