BUTLER, Pa. (KDKA) – Butler Health System is now offering a coronavirus antibody test.

Patients who want to get the antibody test can have their blood collected at any BHS Outreach collection location. Testing locations can be found online. A press release says a providers order is required for testing.

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The test BHS will use was recently authorized for emergency use by the FDA.

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The CDC says these tests check your blood by looking for antibodies, which show if you had a previous infection. Antibodies are proteins that help fight off infections.

At this time, the CDC says it’s unclear if coronavirus antibody tests provide immunity.

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More information on the Coronavirus pandemic: