Emerg Infect Dis. 2023 Nov;29(11):2390-2392. doi: 10.3201/eid2911.230857.
An increase in invasive group A Streptococcus infection was detected in the northeast of Spain in November 2022. A postpandemic decline in the diversity of circulating emm types involved in invasive group A Streptococcus was observed, along with the emergence of emm49 in this geographic area.
2022 年 11 月,在西班牙东北部检测到侵袭性 A 组链球菌感染的增加。在大流行后,与侵袭性 A 组链球菌相关的循环 emm 型的多样性下降,同时在该地理区域出现了 emm49。