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Who Is At Risk For Norovirus Infection & Is There A Blood Test For It?

Norovirus is a contagious group of viruses that typically causes stomach infections. It can trigger a sudden onset of severe vomiting and diarrhea. Anyone can get infected and fall sick with this infection. Winter is the primary season that is much affected by this very dangerous virus.

Norovirus majorly affects individuals who follow an unhealthy life routine. This virus commonly spread through food or water that, during preparation or infected areas. Norovirus is a part of the larger Caliciviridae genre.

Who Is At Risk For Norovirus Infection?

Who Is At Risk For Norovirus Infection?

Norovirus infections have been defined as self-limiting infections of a brief period. Noroviruses are found in the feces and vomit of infected persons. Individuals often become sick with the virus in a number of aspects:

  • Having direct contact with the infected patients
  • Consuming food or drinks contaminated with this virus
  • Not following proper hygiene in outdoors especially in the health care facilities
  • In contact with infected areas then placing your dirty fingers in your mouth

Risk-factor assessment aiming underlying infections and treatment was conducted using multivariate analyses. Acute clinical characteristics, including severe renal malfunction, arrhythmia, and signs of critical graft organ elimination in renal transplant people, were noticed in certain cases.

Infected populations are at higher risk of illness and serious ailment, including those at the boundaries of age. Small children, older adults, and individuals suffering from other medical conditions are most at risk for more acute or persistent illnesses. Patients at risk should be hospitalized early and observed continuously.

Strict prevention procedures should be executed as early as possible to lessen the risk of the norovirus epidemics.(2,3)

Is There A Blood Test For Norovirus Infection?

Norovirus diagnosis is usually rendered depending only on symptoms. The primary objective of diagnostic techniques in viral gastroenteritis is to eliminate norovirus illnesses on the one hand and pointless antibiotic medication on the other. When you are suspected of norovirus infection, your healthcare provider typically suggests for a stool test.

The whole stool is the ideal clinical sampling for laboratory analysis of norovirus infection. A stool test can confirm that you have the illness. In addition, the doctor would also recommend for a blood sample. Both the methods examined are helpful for epidemiological examinations in gastroenteritis occurrences; nevertheless, to reassure investigative authenticity for specific instances, at least two of the procedures should be performed in combination.

In many cases, laboratory testing is usually not done if not a person is at increased risk for impediments from an illness or if the signs are acute and persistent. Some of the blood tests performed to diagnose the condition include.(4)

Stool White Blood Cells- This test identifies for white blood cells in your stool. A stool test can assist your healthcare provider to detect the source of inflammatory diarrhea

Blood Culture-These are procedures done to detect an infection in the blood and identify the cause. This test checks for foreign invaders like bacteria, yeast, and other microorganisms in your blood.

Complete Blood Count- A complete blood count (CBC) tests the blood units in the plasma. When there is increased white blood then it will signify for viral infections.(5,6)

How The Virus Spreads So Quickly?

Norovirus spreads very easily and quickly in several ways. Food and water are very common modes to hook up the virus. The typical suggestion is to hold back from cooking food and drink for others for at least two days after signs go away.

Similarly, this infection spread through the air. Coughing and sneezing by diseased individuals can propagate the virus via the atmosphere. Therefore, when you inhale contaminated air that contains the viral particles, you are likely to get an infection. In addition, the virus can also spread between people via body fluids like vomit and feces.(1)


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Team PainAssist
Team PainAssist
Written, Edited or Reviewed By: Team PainAssist, Pain Assist Inc. This article does not provide medical advice. See disclaimer
Last Modified On:December 27, 2019

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