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1、Good morning everyone My topical is clinical characteristics and typing of coronavirus pneumonia in children.Im Li Liu professor of pediatrics,Im working in the first affiliated hospital of Xian Jiaotong University.We know for the coronavirus all the population are susceptible include children but t
2、here are some different characteristic in children,today lets take a look at what are the characteristics and how to typing of coronavirus pneumonia in children,First from the clinic characteristics we can see in the children fever and cough are common as well as sign of fatigue,myalgia,stuff and no
3、se,runny nose,sneezing,sore throat,headache dizziness,etc.Some children and neonatal cases may have a typical symptoms manifested as gastro intestinal symptoms such as vomiting and diarrhea or only manifested as poor respond and shortness of breath.Most of cases of children are significantly milder,
4、recover fast and the prognosis is good.Critical cases often have underlying disease or multiple infection from the lab test.First we can see blood routine and CRP tests childrens leukocyte and obsolete lymphocyte counts are mostly normal.CRP can be elevated but mostly normal.Other test:If we find th
5、e baby changes in blood bio chemistry and coagulation function it is suggest severe illness.because the viral injury other organs.From imaging examination chess and X-ray is common sense.In the early stage there are usually no abnormal changes and the rate of misdiagnosis is high.In children as the
6、disease progress it can be manifested as bronchitis or bronchiolitis changes or local patchy shadows.In severe cases there are diffuse multiple consolidation changes in the lungs.We can see like this place chest CT,high resolution CT is preferred for the children and adults.Children with underlying
7、lung disease should pay attention to the identification of new lesions based on the original imagine.According to the disease process it can be divided into following four stages:1.Early stage We can see localized lesions,subsegmental or segmental patchy shadow and ground glass shadow distributed un
8、der the pleura,with or without thickening of lobular septum.we can see from here.2.Progression stage The lesions increase,the scope expands,multiple lung lobes are involved and some lesions become consolidated,which can coexist with ground glass shadow or strip shadow.3.Severe stage It is diffuse le
9、sion of the lung mainly with consolidation and few are“white long”the whole long involve showing bronchial air sign.Pleural effusion and pneumothorax are rare.4.Recover stage We can see the absorption of the original lesion improves for the diagnosis and clinic typing according to the clinic charact
10、eristics of existing childhood infection cases,it is divided into following clinic types I.Asymptomatical infection is the first time there were no clinical sign and symptoms and chest radiography was normal.But the positive of the coronavirus nuclear acid test or the serum-specific antibody was ret
11、rospectively diagnosis as infection.II.Mild infection According to upper respiratory infection manifestation,including fever,fatigue,myalgia,cough,sore throat,runny nose and sneezing.Physical examination revealed congestion in the pharynx and no positive sign in the lung.Some children may not have t
12、he aforementioned symptoms,III.Common infection Presented as pneumonia,frequent fever or cough,most dry cough followed by sputum cough.Some may have wheezing,but there is no obvious hypoxia sick such as shortness of breath lungs can hear sputum or dry rales and or wet rales.Some children have no cli
13、nic sign and symptoms,but chest CT finds of long lesions are sub clinical.IV.Severe infection Early respiratory symptoms such as fever and cough,maybe accompanied by gastrointestinal symptoms such as diarrhea,The disease usually progress around one week dyspnea occurs and there is hypoxic manifestat
14、ion such as pulse oximetry Spo20.92 or central cyanosis imagine changes are obvious.For the standard of severe infection There are five points:The first one is shortness of breath for different age 2 months of age,RR60/min 2 to 12 months of age,RR50/min 1to5years old,RR40/min 5years old,RR30/min Poi
15、nts Excpet for the effects of fever and crying The second one is Oxygen saturation 92%at rest The third one its assisted breathing(groaning,wing flaps,triple concave sign),cyanosis,intermittent apnea.The fourth point is lethargy and conversion If you find this it is severe infection And 5th one is r
16、efuse to feed or feeding difficulties with sign of dehydration,critic infection it can rapidly progress to acute respiratory distress syndrome we called ARDS or respiratory failure and can also occur with multiple organ dysfunction such as shock encephalopathy,myocardial injury or heart failure,coag
17、ulation dafunction and acute kidney in injury which can be life threaten.Today we share the clinical characteristic and typing off the coronavirus pneumonia in children.We hope it will be helpful you to understand children coronavirus infection.Thats all Thanks a lot We hope we can work together to win the battle against coronavirus.Thanks