News | RIVM

RIVM European Reference Lab for vector-borne infections

The European Commission (EC) has designated RIVM as the current European Reference Lab (EURL) for vector-borne viral pathogens.

RIVM benoemd tot Europees referentielab (EURL) voor vector-overdraagbare virale infecties

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.

New Zoonoses Report out now: avian flu most notable outbreak in 2022

Throughout 2022, the Netherlands faced a persistent avian flu outbreak, affecting 76 poultry farms. The virus also infected numerous wild birds and various wild mammals. These findings are presented in the Zoonoses Report, an annual publication issued jointly by RIVM and the Netherlands Food and Consumer Product Safety Authority (NVWA).

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.

Sustained avian flu outbreak is the most remarkable outbreak in 2021 discussed in Zoonoses Report

The outbreak of the H5N1 variant of avian flu was the most remarkable outbreak in 2021. In October of that year, the Netherlands experienced the start of the biggest outbreak of avian flu since 2003.

Campylobacter most common pathogen found in dairy cattle

A study conducted at 185 dairy farms found the Campylobacter bacterium at 91% of those farms. Out of the pathogens that were studied, this type of bacteria is the most common in dairy cattle.

Antibiotic use and antimicrobial resistance remain stable

Antibiotic resistance in the Netherlands remained stable in 2021 compared with the five previous years. This is evident from the 2022 annual NethMap/MARAN report.

In beeld twee handen van een vrouw die 2 antibiotica pillen neemt

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.

Can healthy gut microbes protect us against antibiotic-resistant bacteria?

It is largely assumed within the scientific community that a healthy intestinal microbiome can provide resistance against the settling, growth and multiplication of antibiotic-resistant bacteria.

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.