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New Equine Virus test launched
NEV is often misdiagnosed or hidden by other diseases that cause similar symptoms.
Test to prevent misdiagnosis of often fatal disease

The first commercial diagnostic test for New Equine Virus (NEV) has been launched.

First discovered in 2013, NEV is often misdiagnosed or hidden by other diseases that cause similar symptoms, such as anaemia and neurological problems.

It is most often confused with the Swamp Fever virus (EIAV) and Equine Herpesvirus (EHV).

Now, thanks to research by equine biotech firm Equigerminal, vets, laboratories and horse owners will be able to identify this often fatal disease and administer the appropriate treatment.

The test requires a vet to take a blood sample from the horse and send it to the Equigerminal lab. The blood is then analysed and the results are returned to the owner or vet.

When the results are returned, the horse can be given treatment and the spread of the disease can be prevented. Currently, treatment is aimed towards improving the general wellbeing of the horse, monitoring its health and boosting the immune system.

NEV was discovered by Portuguese scientist and veterinary surgeon Isabel Fidalgo Carvalho while completing her PhD in Equine Sciences at the Universities of Oporto and Pittsburgh.

“During my time at University and at Equigerminal, I noticed unusual anaemia and severe neurological signs in horses, which in my PhD I wrongly hypothesized to be attributed to Swamp Fever,” she said. “I then realised, through the samples, that this virus was actually closer to equine HIV – New Equine Virus, or NEV”.

After her discovery, Carvalho launched Equigerminal with fellow scientist Alexandre Vieira Pires.

“We have spent the last five years developing a diagnostic test and a potential cure for NEV.” explains Pires.“We now need to raise awareness of the problem and help vets to diagnose this disease correctly.”

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Equine Disease Surveillance report released for Q4 2025

News Story 1
 The latest Equine Disease Surveillance report has been released, with details on equine disease from Q4 of 2025.

The report, produced by Equine Infectious Disease Surveillance, includes advice on rule changes for equine influenza vaccination.

Statistics and maps detail recent outbreaks of equine herpes virus, equine influenza, equine strangles and equine grass sickness. A series of laboratory reports provides data on virology, bacteriology, parasitology and toxicosis.

This issue also features a case study of orthoflavivus-associated neurological disease in a horse in the UK. 

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News Shorts
RCVS annual renewal fee for vets due

RCVS' annual renewal fee for veterinary surgeons is now due. Vets must pay their renewal fee before Wednesday, 1 April 2026.

This year's standard annual fee has increased to 431 from last year's 418. This is an approximately three per cent increase, as approved by RCVS Council and the Privy Council.

Tshidi Gardner, RCVS treasurer, said: "The small fee increase will be used to help deliver both our everyday activities and our new ambitious Strategic Plan, which includes aims such as achieving new legislation, reviewing the Codes of Professional Conduct and supporting guidance, and continuing to support the professions through activities such as the Mind Matters Initiative, RCVS Academy and career development."

A full breakdown of the new fees is on the RCVS website. Information about tax relief is available on the UK government website.