Fever in babies can be seen in infectious diseases (e.g. toddler emergency rash), non-infectious diseases (e.g. Kawasaki disease), how to differentiate between them needs to be analyzed in conjunction with their condition (symptoms, examination, etc.).
1. Infectious diseases
(1) Acute upper respiratory tract infection: it can be caused by viral or bacterial infections. Fever, nasal congestion, runny nose, or cough may appear during the course of the disease, and the blood routine is usually normal in viral infections, while bacterial infections may show increased infection indexes.
(2) Acute rash in young children: caused by human herpesvirus infection, the course of the disease can be repeated fever, mental reaction can be, usually fever 3~5 days fever subsides and the rash comes out. There is no obvious abnormality in blood routine.
(3) urinary tract infection: the above symptoms can also occur, with or without urinary frequency, urinary urgency and other signs of urinary tract irritation, some babies may appear to cry more, improve the urine routine examination can be seen in the leukocyte increase.
2. Non-infectious diseases
(1) Acute Kawasaki disease: repeated fever can occur during the course of the disease, may be accompanied by skin rash, chapped lips or hands and feet hard swelling and other symptoms, some babies ultrasound can be seen in the heart coronary artery dilatation and other changes.
(2) acute leukemia: the course of the disease can appear repeatedly fever, fever type is not certain, can be accompanied by lymph node enlargement, skin and mucous membrane hemorrhage, etc., improve the bone marrow puncture and other tests can assist in the diagnosis.
Baby fever may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.