Home NewsAfrica UK Covid-19 patient was positive for record 505 days, researchers say | News24

UK Covid-19 patient was positive for record 505 days, researchers say | News24

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  • The longest recognized Covid-19 an infection has been documented by British researchers.
  • The affected person examined constructive of coronavirus for 505 days earlier than her demise.
  • The affected person examined constructive about 45 occasions earlier than going to hospital.

British researchers imagine they’ve documented the longest-known Covid-19 an infection, in a affected person who examined constructive for a complete of 505 days earlier than their demise.

The earlier file for persistent an infection – fairly than repeated bouts of Covid – is considered 335 days, the workforce from King’s Faculty London and Man’s and St Thomas’ NHS Basis Belief stated.

One of many research’s co-authors, marketing consultant virologist Gaia Nebbia, stated the unnamed particular person was recognized in mid-2020 with respiratory signs that later improved.

However they then examined constructive about 45 occasions earlier than attending hospital as much as their demise.

Nebbia stated persistent an infection with SARS-CoV-2 – the virus which causes Covid-19 – has been described in sufferers with weakened immune methods.

She and her workforce studied how the virus from 9 Covid-19 sufferers in London modified over time, concluding that new variants could happen in immunocompromised sufferers.

“This is among the hypotheses for the emergence of variants,” Nebbia advised AFP.

Common sampling and genetic evaluation of the virus confirmed that 5 of the 9 sufferers developed at the least one mutation seen in variants of concern. Some people developed a number of mutations related to variants of concern, such because the Alpha, Delta and Omicron variants.

“Nevertheless, not one of the people in our work developed new variants that turned widespread variants of concern.”

Of the 9 immunocompromised sufferers who examined constructive for at the least eight weeks, infections continued on common for 73 days.

However two sufferers had persistent infections for greater than a yr.

All of the sufferers had weakened immune methods as a consequence of organ transplantation, HIV, most cancers or different medical therapies. They have been studied between March 2020 and December final yr.

Of the 9, 5 survived. Two of the 5 recovered with out remedy and two others recovered after antibody and antiviral remedy.

The fifth particular person was nonetheless contaminated at their final follow-up examination in early 2022, even after remedy, and had Covid-19 for 412 days.

Ought to they check constructive at their subsequent appointment, they are going to exceed the 505-day file, the researchers stated.

Nebbia stated the scenario demonstrated the pressing want for brand new remedies to assist immunocompromised sufferers get better.

The findings can be introduced on the European Congress of Scientific Microbiology and Infectious Illnesses in Lisbon, which begins on Saturday.

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