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I vaccines they protect against serious diseases with percentages close to 100%, as confirmed, for example, by the experience of Israel. But some of those who have received the double dose become infected. This is a low fee (and there is no consolidated data), but it is nonetheless important what we need to think about.
Look at the teacher Vittorio Sambri, director of the Microbiology Operational Unit at Ausl Romagna: “We have the experience of health workers and, among them, there have been cases of infections despite the vaccine. All with extremely mild symptoms, yes. But this should remind us of an urgency: we must get vaccinated as quickly as possible, because we must prevent the virus from circulating and producing new mutations that can elude the vaccine. The first we vaccinate, the first we put the virus against the wall ». Simplifying: given that cases of infection after vaccination are not frequent, immunizing the majority of the population considerably reduces the chances that the virus will pass from one subject to another, mutating.
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Sprouts
Be clear that the possibility of a person being positive despite the double dose also serves to seriously deal with situations such as that of Fiano Romano, in the province of Rome: In an RSA, three “non-vax” operators were infected and with them 27 guests. Among the infected elderly, 15 were vaccinated and 12 had not wanted the injection. Well, among the 15 no one developed the disease, among the 12 there were very serious cases. And in this case, however, we are talking about very fragile issues. Another example: in the Abbiategrasso hospital, in the Milan area, 7 positive nurses vaccinated in January with two doses Pfizer. Only two with mild symptoms (taste alteration, headache and cold), the others are asymptomatic. “The message – says Nicola Mumoli, chief of medicine at Magenta and Abbiategrasso hospitals – is that the vaccine must be done quickly and widely. Now, seven days after positivity, the nurses are fine. “Our daily laboratory experience confirms this scenario – concludes Professor Sambri – a percentage, albeit low, of people who become infected despite the existence of the vaccine, but without the disease.” After all, this is what matters: preventing Sars-CoV-2 from causing more deaths or sending other people to intensive care. Many scientists are convinced that the virus will remain endemic, despite vaccines. It will require, as happens every year with the flu, a new round of vaccinations each year adapting the drug to the mutation of the virus. One question remains: does it make sense to continue talking about a health passport given that there will still be a quota of people who, although vaccinated, could become infected and potentially transmit the virus? “We must be cautious – answers Professor Sambri – because to date there are no consolidated studies and perhaps we will have to wait for the result of the great research on this subject that Professor Fauci is carrying out in the United States. With this premise, there are all conditions to believe that among those vaccinated who are unlikely to be infected there may be a superdiffuser, most likely its transmission capacity is very low. However, we must continue to be vigilant and therefore in our hospitals on a cyclical basis we swab health workers and ask them to wear a mask, even if they are vaccinated. But I repeat: what matters now is to vaccinate very quickly, to reach a high percentage of the protected population. Silvio Brusaferro, president of the Higher Institute of Health, confirms that among those vaccinated there are a small number of people who can become infected: “The number of new cases among health workers continues to be low, which confirms the effectiveness of vaccines. There is also a decrease in cases among those over 80 years of age, always as a consequence of vaccinations.
Deliveries
But where are we with the delivery of the doses? Yesterday 1.3 million vials of AstraZeneca’s Covid vaccine arrived in Italy. Therefore, for a few days on this front the Regions are covered. But the promise of just 8 million doses (for the four licensed vaccines) between now and the end of the month is worrying. About this, the Undersecretary of Health, Pierpaolo Sileri, interviewed by Sky Tg24 assures: «In the first quarter, 14 million doses were delivered to the Regions and about 11 million were administered. In April, the doses will be 8 million, so the monthly trend continues to grow. Half a million daily doses could be reached by the end of April. ‘
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