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SEROLOGY

MICHELLE SEXTON: michelle-sexton@uiowa.edu

The Serology section began performing assays for Zika virus exposure.

Serologic testing is used to diagnose certain acute, recent or chronic infectious diseases by detecting antigens or antibodies in the blood. In some cases, when the suspected etiologic agent is impossible, difficult or dangerous to grow in cultures in a routine diagnostic laboratory, serology is the safest, most practical testing method. Monitoring antibody levels that the body produces in response to exposure is important in the medical care of the patient, as well as in stopping the spread of disease from person to person.

Serology’s most commonly performed assay helps diagnose latent tuberculosis infection. More than half of these tests are performed for Iowa colleges and universities on international students from high-risk TB areas of the world. Screening for latent TB infection is an admission requirement to prevent the potential spread of the disease that could occur as the international students join the student campus population.

Measles and mumps exposures, as well as mosquito- and tick-borne diseases, are some of the diseases commonly requested for testing in support of epidemiological investigations performed by the Iowa Department of Public Health.

HIGHLIGHTS

  • Supported IDPH in testing for mumps during an outbreak that started in the fall of 2015 and continued through the summer of 2016.

  • Began Zika IgM Antibody testing in May.

TOP TESTS

QUANTIFERON-TB GOLD
SYPHILIS VDRL
SYPHILIS TPPA
MUMPS IGM ANTIBODY
HISTOPLASMA ANTIBODY
17,729 TOTAL TESTS

Other Units in Disease Control


The Office of the Director consists of 10 key functional units that enable the State Hygienic Laboratory to achieve its statutory charge set forth in the Iowa Administrative Code.


The primary mission of the Disease Control Division is to test human specimens, food and water for diseases of public health significance to protect the citizens of Iowa.


The Environmental Health Division monitors drinking water, wastewater, air, soil and food for contaminants of potential environmental and public health concern.


The Division of Administration and Finance is responsible for the management of the business practices, all Hygienic Laboratory facilities, and pre/post testing support.