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Measles outbreak: In graphics Measles outbreak in maps and graphics
(about 17 hours later)
Measles is back and causing outbreaks in England and Wales.Measles is back and causing outbreaks in England and Wales.
It is a nasty and potentially fatal disease. It is also one of the most infectious viruses around.It is a nasty and potentially fatal disease. It is also one of the most infectious viruses around.
Before vaccination there were hundreds of thousands of cases in epidemic years, but the disease was effectively eradicated in the UK after the MMR vaccine was introduced.Before vaccination there were hundreds of thousands of cases in epidemic years, but the disease was effectively eradicated in the UK after the MMR vaccine was introduced.
However, in 2012 there were more than 2,000 cases of measles in England and Wales - the highest figures for two decades.However, in 2012 there were more than 2,000 cases of measles in England and Wales - the highest figures for two decades.
This year has continued in a similar vein, with widespread cases and a large epidemic centred on Swansea.This year has continued in a similar vein, with widespread cases and a large epidemic centred on Swansea.
The cases in England are all "laboratory confirmed" by testing samples to ensure the patient did actually have measles.The cases in England are all "laboratory confirmed" by testing samples to ensure the patient did actually have measles.
The pace of the outbreak in Wales means the figures there are cases in which a GP suspect measles. This has not been confirmed and it is thought that 30% of suspected cases turn out not to have been measles.The pace of the outbreak in Wales means the figures there are cases in which a GP suspect measles. This has not been confirmed and it is thought that 30% of suspected cases turn out not to have been measles.
Scotland and Northern Ireland have avoided large outbreaks.Scotland and Northern Ireland have avoided large outbreaks.
The current spread of measles is in stark contrast to a decade ago, when there were only a handful of cases. Measles was once effectively eradicated with the only cases being those imported from abroad.The current spread of measles is in stark contrast to a decade ago, when there were only a handful of cases. Measles was once effectively eradicated with the only cases being those imported from abroad.
However, vaccination rates plummeted after, now discredited, claims of a link between the MMR vaccine and autism by Andrew Wakefield. It started in 1998, but the debate intensified and MMR uptake reached its lowest levels in 2003-04.However, vaccination rates plummeted after, now discredited, claims of a link between the MMR vaccine and autism by Andrew Wakefield. It started in 1998, but the debate intensified and MMR uptake reached its lowest levels in 2003-04.
As the number of unprotected children increased, so did the number of cases.As the number of unprotected children increased, so did the number of cases.
Infections are mostly in those children who were not vaccinated at the height of the MMR scare.Infections are mostly in those children who were not vaccinated at the height of the MMR scare.
Health experts are particularly worried about London as well as the south and east of England. They had some of the lowest levels of MMR uptake, with some parts of London dropping to 50% of children vaccinated.Health experts are particularly worried about London as well as the south and east of England. They had some of the lowest levels of MMR uptake, with some parts of London dropping to 50% of children vaccinated.
The cases at the opposite end of England have been put down to bad luck, despite the relatively high levels of vaccination there.The cases at the opposite end of England have been put down to bad luck, despite the relatively high levels of vaccination there.
There has been a universal recovery in vaccination rates, which are now at record levels.There has been a universal recovery in vaccination rates, which are now at record levels.