Why Britain’s regulator missed the link between the AstraZeneca jab and rare blood clots?

Press/Media: Research

Description

An investigation by The Telegraph has established that signals had been firing unnoticed in the UK’s Yellow Card database for at least a month, perhaps longer.

The first cases occurred in January and February but their significance was not picked up by the MHRA’s algorithms.

 

Subject

CoViD19 Vaccines and Cerebral venous sinus thrombosis (CVST), a very rare type of blood clots in brain accompanied with thrombocytopenia (very low platelets). 

Period17 Apr 2021 → 18 Apr 2021

Media coverage

2

Media coverage

  • TitleDid the UK's Pharmaceutical Regulator Miss Link Between AstraZeneca Jab and Blood Clotting?
    Degree of recognitionInternational
    Media name/outletSputnik News
    Country/TerritoryUnited Kingdom
    Date18/04/21
    DescriptionFrom early January to mid-March, a total of 532 "blood system events", including 20 related deaths, passed through the UK's Yellow Card system. All those cases were registered among those who had taken the UK-Swedish coronavirus jab, according to an analysis of published MHRA data by scientist Dr Hamid Merchant of the University of Huddersfield.
    Producer/AuthorLilia Dergacheva
    URLhttps://sputniknews.com/uk/202104181082662231-did-the-uks-pharmaceutical-regulator-miss-link-between-astrazeneca-jab-and-blood-clotting/
    PersonsHamid Merchant
  • TitleRevealed: Why Britain’s regulator missed the link between the AstraZeneca jab and rare blood clots
    Degree of recognitionInternational
    Media name/outletTelegraph
    Media typePrint
    Country/TerritoryUnited Kingdom
    Date17/04/21
    DescriptionThe first cases occurred in January and February but their significance was not picked up by the MHRA’s algorithms.

    An investigation by The Telegraph has established that signals had been firing unnoticed in the UK’s Yellow Card database for at least a month, perhaps longer.
    Producer/AuthorPaul Nuki, Jennifer Rigby
    URLhttps://www.telegraph.co.uk/global-health/science-and-disease/revealed-britains-regulator-missed-link-astrazeneca-jab-rare/
    PersonsHamid Merchant