NATIONAL WEEKLY RSV BULLETIN OF THE RUSSIAN FEDERATION

week 19 of 2025 (05.05.25 - 11.05.25)

Non-sentinel surveillance data were received from 34 cities (Arkhangelsk, Vladivostok, Vladimir, Volgograd, Vologda, Voronezh, Ekaterinburg, Kazan, Kaliningrad, Kemerovo, Kirov, Krasnodar, Krasnoyarsk, Moscow, Murmansk, Novosibirsk, Omsk, Orenburg, Penza, Perm, Petrozavodsk, Petropavlovsk, Samara, St. Petersburg, Simferopol, Syktyvkar, Tomsk, Tula, Ulyanovsk, Khabarovsk, Chita, Yuzhno-Sakhalinsk, Yakutsk, and Yaroslavl) located in 7 Federal Districts. A total of 4781 patients with ARVI were tested by PCR for RSV, of which 146 (3.1%) were positive. This included 90 (10.8%) cases aged 0-2 years, 19 (2.7%) cases aged 3-6 years, 14 (1.7%) cases aged 7-14 years and 23 (1.0%) cases aged 15 years and older.

PCR testing data for RSV from week 40 of 2024 to week 19 of 2025 showed a total 301450 patients were investigated, including 38025 children aged 0-2 years, 33659 children aged 3-6 years, 45625 children aged 7-14 years and 184141 patients aged 15 years or older. RSV as a cause of acute respiratory infection was more commonly detected among children aged 0-2 years.

The cumulative detection rate among children aged 0-2 years from week 40 of 2024 to week 19 of 2025 was 6.0%. Among children aged 3-6 years, the detection rate was 3.0%, among children aged 7-14 years - 0.9%. The RSV detection rate among patients aged 15 years or older was 0.7%.

In the period from week 40 of 2024 to week 19 of 2025, RSV was detected in all weeks. The average RSV detection rate was approximately 1.6%. The highest weekly detection rate of approximately 4.1% was reported on week 18 2025.