Objective To analyze the results of medical examinations of children who took the initiative to undergo physical examinations in Chongqing

to further understand the health status and to guide the health management of children. Methods A total of 34 219 children who came to the Hospital of Chongqing Medical University for physical examinations from December 2016 to May 2020 were selected as the study subjects

and their health examination data were collected and analyzed. Results The top 10 abnormal physical examination items were vitamin D

ultrasound bone mineral density

hepatitis B surface antibody

routine urine

routine blood

abdominal color ultrasound

renal function

trace elements

liver function

and blood lead. The items with abnormal examination results in participants aged 12-17 years mainly included vitamin D

ultrasound bone mineral density

routine urine

abdominal color ultrasound

renal function

liver function

and hepatitis B surface antibody; the items with abnormal examination results in subjects aged 2-5 years mainly included blood lead

routine blood and trace elements. Conclusion The health management staff should formulate a personalized dynamic health management plan in line with the children’s age and characteristics

actively conduct public health knowledge education

and work with parents and society to ensure the children’s health together.