Characteristics and outcome of impacted button batteries among young children less than 7 years of age in China: a retrospective analysis of 116 cases.

Background: Ingestion of button batteries occurs in about ten persons per one million persons each year, with most of them children, and one in every 1000 battery ingestions leads to serious injuries. This study aimed to describe the clinical features and outcome of ingestion or inhalation of button batteries in children spanning a decade from January, 2006 to December, 2016 at a tertiary care hospital.

Methods: We reviewed the clinical records of children who sought treatment for inhaled or ingested button batteries at our hospital during the study period.

[Experience in the removal of difficult and high risk tracheobronchial foreign body by bronchoscopy].

Objective: To explore the best methods and skill for the removal of difficult and high risk tracheobronchial foreign body under bronchoscope.

Methods: A retrospective review was performed between August 1995 to August 2012. There were 4217 children with tracheobronchial foreign body, among them, 272 were diagnosed as high-risk, highly difficult tracheobronchial foreign bodies confirmed by clinical manifestations, foreign body type and bronchoscopy.