Rev Virus Detected in Leghorns
- LEGHENNEN, Netherlands (AP) — The Reticuloendotheliosis virus (REV) was identified in laying hens in the Netherlands in July of last year, according to an proclamation this week from...
- Royal GD reported that in July 2024,they received laying hens exhibiting poor performance for pathological examination.
- While REV encompasses several subtypes that differ in their severity, they all share the same serotype.
Reticuloendotheliosis Virus Detected in Dutch Poultry
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LEGHENNEN, Netherlands (AP) — The Reticuloendotheliosis virus (REV) was identified in laying hens in the Netherlands in July of last year, according to an proclamation this week from the Health Service for Animals (Royal GD).
Initial discovery
Royal GD reported that in July 2024,they received laying hens exhibiting poor performance for pathological examination. The adult hens were found to have tumors, specifically lymphomas, affecting various organs. Subsequent testing confirmed the presence of the reticuloendotheliosis virus (REV).
About Reticuloendotheliosis Virus
REV is classified within the retrovirus family. While REV encompasses several subtypes that differ in their severity, they all share the same serotype. Infection can lead to various syndromes in poultry, including lymphoid neoplasia and Runting Disease Syndrome.
The virus spreads through both vertical and horizontal transmission routes, as well as iatrogenically.It is found worldwide in wild bird populations, where various species serve as natural hosts.
Virus Found in Breeding Stock
Beginning in December 2024, Royal GD also detected the REV virus in breeding pairs from diffrent suppliers. This discovery followed the initial detection in commercially raised laying hens in July of the same year.
Further details can be found in GD VeekerijkNieuws.
Reticuloendotheliosis Virus (REV) in Dutch poultry: Your Questions Answered
Introduction: In the world of poultry farming,the health and well-being of laying hens are of utmost importance. Recently, the discovery of the Reticuloendotheliosis virus (REV) in Dutch poultry has raised concerns. Let’s dive into this issue, answering your most pressing questions.
What is the Reticuloendotheliosis Virus (REV)?
What is the Reticuloendotheliosis virus (REV)?
The Reticuloendotheliosis virus (REV) is a retrovirus. it’s a type of virus that can cause various health issues in poultry, including tumors.
Where was REV detected in the netherlands?
According to a proclamation from the Health Service for Animals (Royal GD),the REV was identified in laying hens in the Netherlands.
When and How Was REV Detected?
When was REV first identified in Dutch laying hens?
REV was first identified in laying hens in the Netherlands in July 2024.
How was the virus detected?
Royal GD received laying hens exhibiting poor performance. Pathological examination revealed tumors, specifically lymphomas, affecting various organs. Subsequent testing confirmed the presence of REV.
More About the Reticuloendotheliosis virus
What are the different syndromes associated with REV?
REV infection can lead to various syndromes, including:
Lymphoid neoplasia
Runting Disease Syndrome
How does the REV virus spread?
The virus spreads through:
Vertical transmission (from parent to chick)
Horizontal transmission (through the habitat)
* Iatrogenic transmission (through medical procedures).
Where is REV found globally?
REV is found worldwide in wild bird populations, where various species serve as natural hosts.
Are there different types of REV?
Yes, REV encompasses several subtypes that differ in their severity; however, they all share the same serotype.
Detection in Breeding Stock
When was REV detected in breeding pairs?
In December 2024, Royal GD detected the REV virus in breeding pairs from different suppliers. This followed the initial detection in commercially raised laying hens in July of the same year.
Key Takeaways: A Summary
Here’s a fast summary of the key facts about the recent REV detection:
| Area of Concern | Details |
| ———————————– | ————————————————————————– |
| Initial Detection | July 2024, in laying hens.|
| Location | Netherlands |
| Affected Poultry | Laying hens, then found in breeding stock. |
| Symptoms | Poor performance, tumors (lymphomas) affecting various organs. |
| Transmission | Vertical, horizontal, and iatrogenic. |
| Source | Health Service for Animals (Royal GD) |
| Further Facts | Where can I find more information?
Further details can be found in the GD VeekerijkNieuws, via the link provided in the article.