he European Center for Disease Prevention and Control reported the notice from the Spanish authorities “New possible case of human infection with swine flu Adult males with A(H1N1)v worked in a Catalan Pig Farm”.
The patient has now fully recovered, No new cases found Their close contacts (family members), as well as colleagues on the farm, which is why the Spanish authorities consider the investigation closed.
Initially, the patient was diagnosed with bronchitis
As shown in the ECDC Communicable Disease Threat Report (CDTR) in early February,The case was reported on January 29.
The patient developed symptoms (cough with mucopurulent sputum, fever, general malaise, and myalgia) on November 25, 2023. The patient visited the outpatient clinic three times in the next three weeks, but chest X-ray examination did not reveal any symptoms.pneumonia and He was diagnosed with bronchitis.
On December 12, 2023, nasal and oropharyngeal secretion samples tested positive influenza A, Subtyping is not possible.The samples were subsequently analyzed again at the Catalan Regional Reference Laboratory and then It was identified as H1N1 swine flu.
Human swine flu cases
Reported worldwide since 2011 73 cases of H1N1 virus infection: Brazil (2), Canada (1), China (42), Denmark (2), Germany (5), Italy (1), Netherlands (6), Spain (2), Switzerland (3) and the United States (9) .
Six cases of A(H1N1)v were reported in 2023 (by year of diagnosis or onset), two of which were found in EU/EEA countries: Spain (1) and the Netherlands (1).
Low risk of infection
Sporadic spread of the virus Swine flu In humans, it causes mild to severe infections.These viruses are widespread among pigs Direct contact with pigs is the most common infection risk.
global risks The spread of this type of influenza very low For the general population, it is lower for pig farm workers.