多家医院儿科急诊量明显上升

Core Viewpoint - The article highlights a significant increase in pediatric emergency visits due to influenza, particularly the H3N2 strain, which poses a higher risk to children under five years old [3][4]. Group 1: Pediatric Emergency Visits - Recent data from Shanghai hospitals indicate a 20% increase in pediatric emergency visits, with an average of 1,000 daily visits at Shanghai Jiao Tong University Affiliated Xinhua Hospital [3]. - The Beijing Children's Hospital reports a notable rise in influenza positivity rates, prompting the establishment of unlimited outpatient services and extended hours for consultations [3]. Group 2: Influenza Strain and Risks - The H3N2 strain is noted for its rapid mutation and higher transmissibility compared to last year's H1N1, leading to increased risks of severe complications such as bronchitis and pneumonia in children [4]. - Children under five are identified as a high-risk group for severe influenza, with the incidence rate being over three times that of the 15 to 59 age group [4]. Group 3: Antiviral Treatment for Children - Current antiviral treatment options for children under five are limited, with only neuraminidase inhibitors like Oseltamivir approved for use, which can cause side effects such as nausea and vomiting [4]. - There is a rising trend in resistance rates for antiviral medications, indicating a significant unmet need for effective treatments in this demographic [4]. Group 4: New Drug Developments - A clinical study led by a team from Beijing Children's Hospital on the safety and efficacy of Marbofloxacin suspension for children aged 1 to under 5 years is underway, potentially expanding treatment options for pediatric influenza [4]. - The recent approval of domestic antiviral drugs, such as the RNA polymerase inhibitor Madaxin, which targets children aged 2 to 11, creates a market opportunity for new treatments [5].