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Serotonin

November 9, 2021
Test

Learn about the serotonin test, which may be used in combination with a 5-HIAA test to help diagnose carcinoid tumors.

5-HIAA

November 9, 2021
Test

5-HIAA is a breakdown product of serotonin. The 5-HIAA test measures blood levels to help diagnose and monitors treatment for a carcinoid tumor that produces serotonin.

Prostate Specific Antigen (PSA) Test

October 6, 2023
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Find out when you might consider getting a Prostate Specific Antigen Test, also known as a PSA, and what it can tell you.

Heparin-induced Thrombocytopenia PF4 Antibody

December 8, 2020
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Heparin-induced thrombocytopenia (HIT) is a complication of treatment with heparin caused by antibodies. A test for HIT (heparin-PF4) antibody helps diagnosis HIT type II.

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Pubic Lice Test

December 13, 2021
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Pubic lice are parasitic insects that live and typically reproduce in pubic hair. Learn more about the symptoms of pubic lice and how to get tested.

Gastrin

November 9, 2021
Test

Gastrin is a hormone that regulates the production of acid in the stomach during the digestive process. The gastrin test helps diagnose tumors called gastrinomas, Zollinger-Ellison (ZE) syndrome, and hyperplasia of G-cells.