Yersinia IgG Ab | IntroLab Belgrade

Yersinia IgG Ab

Your journey to good health begins at IntroLab.

1960.00 rsd

Reverse time

1 day

Sampling

Drawing blood

Category

Immunology

Written by:

Dr. Igor Švonja, MD

Updated:

January 22, 2026

Published:

August 23, 2023

Reading Time:

4 min

When facing certain symptoms or conditions, it’s important to understand the cause and properly diagnose the issue. At IntroLab in Belgrade, we offer the Yersinia IgG Ab analysis, a specific blood test designed to detect antibodies against the bacterium Yersinia enterocolitica.

What is Yersinia enterocolitica?

Yersinia enterocolitica is a gram-negative bacterium belonging to the Enterobacteriaceae family. Several types of Yersinia are pathogenic to humans, including Y. pestis, Y. pseudotuberculosis, and Y. enterocolitica. Infection with this bacterium is usually transmitted through consuming contaminated food or water. Clinical symptoms of infection can range from acute intestinal symptoms to extra-intestinal complications like reactive arthritis and Erythema nodosum.

Why is the Yersinia IgG Ab analysis important?

This blood test helps detect IgG antibodies against Yersinia enterocolitica. The presence of these antibodies can indicate a current or past infection. Additionally, IgG antibodies can assist in diagnosing post-infective autoimmune disorders associated with Y. enterocolitica, such as reactive arthritis and Graves’ disease.

How is the test performed?

For the Yersinia IgG Ab analysis, a blood sample is taken from the patient’s vein. At IntroLab in Belgrade, blood draws are conducted quickly with minimal discomfort. After the sample is collected, it is sent for bacteriological serology where the ELISA method is used to detect specific antibodies.

What do the results mean?

A negative result indicates the absence of IgG antibodies against Yersinia enterocolitica in the blood, while a positive result may suggest a current or past infection. It’s important to note that results should be interpreted in the context of the clinical picture and other diagnostic tests.

How can you protect yourself from infection?

Yersinia enterocolitica is often transmitted through contaminated food and water. Here are some steps you can take to reduce your risk of infection:

  • Proper food preparation: Always cook meat, especially pork, to the recommended temperatures. Avoid consuming raw or undercooked meat.
  • Hand hygiene: Wash your hands regularly and thoroughly with soap, especially before eating and after using the restroom.
  • Drink purified water: If unsure about water quality, it’s advised to boil it or use a filter.
  • Avoid risky foods: When traveling, be cautious when consuming raw fruits and vegetables unless they are peeled or well washed.

When to visit a doctor?

If you have symptoms suggesting a possible infection with Yersinia enterocolitica, such as abdominal pain, diarrhea, vomiting, or fever, it’s recommended to consult with a doctor promptly. Early diagnosis can aid in faster recovery and prevent potential complications.

Additional recommendations

If you have had a Yersinia enterocolitica infection or have been at risk of infection, regular blood analysis can be beneficial to monitor your health status. IntroLab in Belgrade offers the Yersinia IgG Ab analysis as part of a comprehensive approach to bacteriological serology.

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Sample: Serum (venous blood)

Reverse time: 1 day

Preparation: No special preparation is needed.

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