News | RIVM

Predicting who will experience symptoms after Lyme disease remains challenging

Each year, approximately 27,000 people are diagnosed with Lyme disease. For most, the symptoms disappear after treatment with antibiotics. Unfortunately, 25% of those treated have chronic symptoms, such as fatigue, concentration disorders or pain.

Number of Lyme disease diagnoses remains high

In 2021, the number of Lyme disease diagnoses with a red ring or rash– known as an erythema migrans, or EM – remained as high as in the previous survey in 2017. GPs diagnosed 25,600 patients with a red ring or rash caused by the Lyme bacteria.

Higher alert level for Ebola

There is an Ebola outbreak in several regions of Uganda that are also frequented by tourists. RIVM therefore asks medical professionals to be alert to symptoms that could indicate Ebola among people who have travelled to Uganda, and to request diagnostics to rule out or confirm Ebola.

New test for Lyme disease is not reliable

To determine whether someone has Lyme disease, doctors in the Netherlands often use antibody tests. For some time now, so-called cellular tests have been available on the market.

Verschillende commerciële laboratoria gebruiken zogeheten cellulaire testen voor Lyme. Helaas zijn niet betrouwbaar.

Ten years of Tick Radar 80,000 tick bite reports; chances of being bitten highest in Drenthe

After recording 80,000 tick bites in 10 years via Tekenradar.nl, we now know that you are most likely to be bitten by a tick in Drenthe. Quickly removing the tick halves the chance of contracting Lyme disease.

Report on the developments of the National Immunisation Programme: national immunisation coverage increased slightly for the first time in five years

National immunisation coverage has increased for the first time in five years, for almost all vaccinations. For children born in 2017, vaccination coverage against mumps, measles and rubella (MMR) increased by 0.7% to 93.6%.

Spread of tick-borne encephalitis virus in the Netherlands

Every year about 1.5 million ticks bite someone in the Netherlands, especially between March and October. Most people will not get sick of that.

Updated immunisation recommendation for measles: early vaccination before travel

A number of European countries are currently seeing outbreaks of measles. Before the start of the summer season, RIVM has therefore updated its immunisation recommendation for measles.

New test has no added value in Lyme disease of the central nervous system

Active Lyme disease of the central nervous system cannot be detected with an ELISpot test.

Risk of measles outbreaks increases with decreasing vaccination coverage

Vaccination coverage for vaccinations in the Dutch National Vaccination Program (NIP) decreased slightly by about half a percent for the third consecutive year.